mens sibi conscia recti (L.), a mind conscious of rectitude.
meo periculo (L.), at my own risk.
merum sal (L.), pure salt, genuine Attic wit.
mésalliance (Fr.), marriage with one of lower station.
mesquin, fem. mesquine (Fr.), mean;—mesquinerie, meanness.
messieurs (Fr.), sirs, gentlemen.
meum et tuum (L.), mine and thine.
mirabile dictu (L.), wonderful to tell.
mirabile visu (L.), wonderful to see.
mirabilia (L.), wonders.