Noun | 1. | sneak - someone who prowls or sneaks about; usually with unlawful intentions |
| 2. | sneak - someone acting as an informer or decoy for the police |
Verb | 1. | sneak - to go stealthily or furtively; "..stead of sneaking around spying on the neighbor's house" |
| 2. | sneak - put, bring, or take in a secretive or furtive manner; "sneak a look"; "sneak a cigarette" |
| 3. | sneak - make off with belongings of othersSynonyms: cabbage, filch, pilfer, purloin, snarf, swipe, abstract, nobble, pinch, hook, lift |
| 4. | sneak - pass on stealthily; "He slipped me the key when nobody was looking" |
Adj. | 1. | sneak - marked by quiet and caution and secrecy; taking pains to avoid being observed; "a furtive manner"; "a lurking prowler"; "a sneak attack"; "stealthy footsteps"; "a surreptitious glance at his watch"; "someone skulking in the shadows" |