dirty

See:

a dirty old man a dirty trick a dirty weekend a dirty word air dirty linen in public dirty crack dirty deal dirty dog dirty hands dirty laundry

dirty look dirty old man dirty up dirty word dirty work do dirty work Do not wash your dirty linen in public do the dirty on do the dirty work down and dirty

down-and-dirty get hands dirty get hands dirty and dirty hands; soil hands give a dirty look play dirty quick and dirty talk dirty wash dirty laundry in public