Vocabulary
pardonnez mon français
pardon my French; Used other than figuratively or idiomatically: see pardonnez, mon, français.
Phrase
passez-moi l'expression
pardon my French, excuse my French; not to put too fine a point on it, to speak frankly
Phrase
demander pardon
to ask for forgiveness, to apologise to; to beg (someone's) pardon (to enquire whether one has heard something right)
Verb