gumshoe

(redirected from a gum-shoe)

gumshoe

slang A detective or investigator. Don't worry, we'll find the thief—I have a gumshoe on the case now.

gumshoe

(ˈgəmˈʃu)
n. a policeman or a detective. (Underworld. Also a term of address. So named for wearing silent, gum-rubber soles.) Has that gumshoe been around asking questions again?