Whats a sister in law?

Last Update: April 20, 2022

This is a question our experts keep getting from time to time. Now, we have got the complete detailed explanation and answer for everyone, who is interested!

Asked by: Mr. Tavares Armstrong DDS
Score: 4.7/5 (72 votes)

A sibling-in-law is the spouse of your sibling, or the sibling of your spouse, or the person who is married to the sibling of your spouse. More commonly a sibling-in-law is referred to as a brother-in-law for a male sibling-in-law, and a sister-in-law for a female one.

What a sister-in-law means?

1 : the sister of one's spouse. 2a : the wife of one's sibling.

Who would be a sister-in-law?

Sister-in-law is a woman who marries your brother or is your husband's sister. An example of sister in law is the sister of your brother. The wife of one's sibling.

What is the role of a sister-in-law?

Your sister-in-law will always be that one person who makes these official family gatherings much less formal and a lot more bearable. You can both secretly mock some of your relatives without anybody taking notice. ... Nobody will manage to play that role as successfully as your sister-in-law.

What is my sisters sister-in-law to me?

One's brother-in-law or sister-in-law's sister; that is, one's sibling's spouse's sister (one's sister's husband's sister or one's brother's wife's sister). (in the plural) The relationship between women whose brother and sister are married to each other.

How To Deal With A Sister-In-Law Living In Your House!!!

30 related questions found

How do in laws work?

An in-law is someone who is a relative because of marriage, like your husband's sister or your wife's father. You can refer to your spouse's entire family as your in-laws. In some countries, a married woman moves in with her in-laws, symbolically becoming part of their family.

Is my husband's brother-in-law also mine?

A brother-in-law (plural brothers-in-law) is the brother of one's spouse, the husband of one's sibling, the husband of one's spouse's sibling [relevant in the first case you mention], or the brother of one's sibling's spouse. You can work out what sister-in-law covers.

Can two sisters marry two brothers?

Double Cousins

A double cousinship occurs only when a set of siblings marries another set of siblings and both have children. This could be two sisters marrying two brothers. In your case, this is a brother and sister marrying a sister and brother. Double cousins actually share the same gene pool as siblings.

What makes someone a brother-in-law?

1 : the brother of one's spouse. 2a : the husband of one's sibling. b : the husband of one's spouse's sibling.

Why is my sister-in-law jealous?

The most common cause of issues with a sister-in-law is jealousy. Yep, that's right! The green-eyed monster is usually a cause of why she's acting out against you. It may be that she feels threatened by the relationship you have with your spouse, which is usually the case if it's your husband's sister.

How do you use sister-in-law in a sentence?

Though she was unexpected Carmela hadn't refused to see her; after all, they were sisters-in-law. They were not just sisters-in-law but friends, and had never been less than direct with each other. My sisters-in-law didn't like the fact my sister was my best friend.

What do you call your sister's husband?


The husband of your sister is your brother-in-law.

What happens if a brother and sister have a kid?

The risk for passing down a genetic disease is much higher for siblings than first cousins. To be more specific, two siblings who have kids together have a higher chance of passing on a recessive disease to their kids.

Can a woman have multiple husbands?

Polyandry, marriage of a woman to two or more men at the same time; the term derives from the Greek polys, “many,” and anēr, andros, “man.” When the husbands in a polyandrous marriage are brothers or are said to be brothers, the institution is called adelphic, or fraternal, polyandry.

Can I marry sister's sister-in-law?

It's not legal to marry a sister- or brother-in-law, because that would be polygamy or bigamy, and those are not legal. Because you see, they're only your sister-in-law or brother-in-law while you are married to their sibling.

Are in laws considered immediate family?

Immediate family member means father, mother, husband, wife, son, daughter, brother, sister, grandfather, grandmother, father-in-law, mother-in-law, sister-in-law, brother-in-law, and domestic partner and civil unions recognized under State law.

Is sister-in-law considered a relative?

close relative means a person's partner or spouse living at the same address, their mother, mother-in-law, father, father-in-law, daughter, daughter-in-law; son, son-in-law; sister, sister-in-law, brother, brother-in-law, grandparent, grandchild, step-mother, step-father, step-sister, step-brother, aunt, uncle, niece ...

What is considered an in law?

English Language Learners Definition of in-law

: a person you are related to because of your marriage especially : the father or mother of your husband or wife.

What can I write to my sister in law?

Birthday Wishes for Sister-in-Law
  • Happy birthday to my sweet sister-in-law. ...
  • I admire you, my dear sister-in-law. ...
  • Happy birthday to my lovely sister-in-law. ...
  • Sweet wishes for a special sister-in-law. ...
  • I cherish our moments together, sister-in-law. ...
  • You're so much more than a sister-in-law to me.

What is the opposite of sister in law?

sisters-in-law. DEFINITIONS2. the sister of your husband or wife. The brother of your husband or wife is your brother-in-law.

What are good nicknames for sisters?

Cute Nicknames for Your Sister
  1. Adorable. You can pick this name for your cute little, kind-hearted sister.
  2. Amazon. It's a name that your sister would love! ...
  3. Angel Eyes. 'Angel eyes' is the perfect name for your sister if you think she has the most beautiful eyes.
  4. Angel Face. ...
  5. Apple. ...
  6. Apple Pie. ...
  7. Baby Bear. ...
  8. Baby Cake.

What do you call your wife's sister in law?

Sibling-in-law also refers to the reciprocal relationship between a person's spouse and their sibling's spouse. In Indian English this can be referred to as a co-sibling (specificity a co-sister, for the wife of one's sibling-in-law, or co-brother, for the husband of one's sibling-in-law).

What is my husband's mother to me?


A mother-in-law is the mother of a person's spouse. Two women who are mothers-in-law to each other's children may be called co-mothers-in-law, or, if there are grandchildren, co-grandmothers.