A spiteful, nagging or acid tongued woman.
My Grandmother was such a vicious old termagant, she could kill with one lash of her tongue!
by Mr Henderson Smith February 17, 2009
a scolding nagging bad-tempered woman, in other words a super bitch
My wife is a termagant mofo.
by digerati December 03, 2003
A violent, turbulant or brawling woman.
Sakura Haruno from the TV series NARUTO is a termagant in many ways.
by Kaysuki March 02, 2011