| Noun | 1. | smack - a blow from a flat object (as an open hand)blow, bump - an impact (as from a collision); "the bump threw him off the bicycle" | |
| 2. | smack - the taste experience when a savoury condiment is taken into the mouthlemon - a distinctive tart flavor characteristic of lemons vanilla - a distinctive fragrant flavor characteristic of vanilla beans | |
| 3. | smack - a sailing ship (usually rigged like a sloop or cutter) used in fishing and sailing along the coast | |
| 4. | smack - street names for heroindiacetylmorphine, heroin - a narcotic that is considered a hard drug; a highly addictive morphine derivative; intravenous injection provides the fastest and most intense rush | |
| 5. | smack - an enthusiastic kiss | |
| 6. | smack - the act of smacking something; a blow delivered with an open handspank - a slap with the flat of the hand blow - a powerful stroke with the fist or a weapon; "a blow on the head" | |
| Verb | 1. | smack - deliver a hard blow to; "The teacher smacked the student who had misbehaved"hit - deal a blow to, either with the hand or with an instrument; "He hit her hard in the face" | |
| 2. | smack - have an element suggestive (of something); "his speeches smacked of racism" | |
| 3. | smack - have a distinctive or characteristic taste; "This tastes of nutmeg" | |
| 4. | smack - kiss lightlybuss, kiss, osculate - touch with the lips or press the lips (against someone's mouth or other body part) as an expression of love, greeting, etc.; "The newly married couple kissed"; "She kissed her grandfather on the forehead when she entered the room" | |
| 5. | smack - eat noisily by smacking one's lipseat - take in solid food; "She was eating a banana"; "What did you eat for dinner last night?" | |
| Adv. | 1. | smack - directly; "he ran bang into the pole"; "ran slap into her"colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech | |