PC.net

SIL

Meaning Sister-in-law
Type Acronym
Rank ★ ☆ ☆  Uncommon
Usage Online Only (chat, messaging, e-mail)
Comments

Refers to a spouse's sister.

Example "Fortunately, me and my SILs get along pretty well."
Updated April 4, 2018
Meaning Son-in-law
Type Acronym
Rank ★ ☆ ☆  Uncommon
Usage Online Only (chat, messaging, e-mail)
Comments

Refers to a husband's relation to his wife's parents.

Example "Our SIL treats our daughter very well."
Updated April 4, 2018
Information from PC.net
https://pc.net/slang/meaning/sil
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