Definitions by AuntF

weasel in trousers 

surprisingly charismatic butch-type lesbian who likes to make sexual advances on young doe-eyed mostly hetero girls

She's such a weasel in trousers she turns straight girls gay.

weasel in trousers by AuntF November 4, 2010

weasel in trousers 

a lesbian "player", generally of the more androgynous gender presentation and very charismatic.

Shane from the L-word is clearly a weasel in trousers.

weasel in trousers by AuntF October 16, 2010