Possibly, but most likely because she doesn't want you to.
You don't yank their pants down.
IMPROVED: You can't say "pants down" alone in English or French. Those words are part of larger expressions.He pulled my pants down. = Il a descendu mes pantalons.He caught me with my pants down. = Il m'a encontré(e) exposé(e).pants fell down or caught with pants down.... pantalon est tombécaught with pants down (slang)... tombé dans la tartethere is another, using a french c word that is very bad; I will not say it here... : )
break away pants
down her pants
their underwear
The point of a 'fly' on pants is so that boys and men can urinate without pulling their pants down.
All Fall Down
Tell them to stick a hose down their pants. make a distraction then turn it on
pull his pants down
Down yo mamas pants!
Doctors look down boys pants so they know whats going on with there body.