1 definition by ADubbs

Top Definition
see also PITA
a) the female sibling of a person's husband or wife.
b) a troublemaking sibling of your wife who spends all waking moments trying to cause trouble between you and your wife.
c) (WVA only), see Aunt Gladys.
My sister-in-law, Danielle, kept encouraging my wife to dump me.
by ADubbs July 01, 2005

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.