smack

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A fishing boat sailing under various rigs, according to size, and often having a well used to transport the catch to market.
• noun A distinctive flavor or taste.
• noun A suggestion or trace.
• noun A small amount; a smattering.
• intransitive verb To have a distinctive flavor or taste. Used with of.
• intransitive verb To give an indication; be suggestive. Often used with of:
• intransitive verb To press together and open (the lips) quickly and noisily, as in eating or tasting.
• intransitive verb To kiss noisily.
• intransitive verb To strike sharply and with a loud noise.
• intransitive verb To make or give a smack.
• intransitive verb To collide sharply and noisily.
• noun The loud sharp sound of smacking.
• noun A noisy kiss.
• noun A sharp blow or slap.
• adverb With a smack.
• adverb Directly.
• noun Heroin.

from The Century Dictionary.

• noun A smart, sharp sound made by the lips, as in a hearty kiss, or as an expression of enjoyment after an agreeable taste; also, a similar sound made by the lash of a whip; a crack; a snap.
• noun A sharp, sudden blow, as with the flat of the hand; a slap.
• noun A loud kiss; a buss.
• To smite or strike smartly and so as to produce a sharp sound; give a sharp blow to, especially with the inside of the hand or fingers; slap: as, to smack one's cheek.
• To cause (something) to emit a sharp sound by striking or slapping it with something else: as, he smacked the table with his fist.
• To part smartly so as to make a sharp sound: used chiefly of the lips.
• To kiss, especially in a coarse or noisy manner.
• To make a sharp sound by a smart parting of the lips, as after tasting something agreeable.
• To kiss so as to make a smart, sharp sound with the lips; kiss noisily.
• To come or go against anything with great force.
• To have a taste; have a certain flavor; suggest a certain thing by its flavor.
• Hence, figuratively, to have a certain character or property, especially in a slight degree; suggest a certain character or quality: commonly with of.
• noun A slooprigged vessel formerly much used in the coasting and fishing trade.
• noun A fishing-vessel provided with a well in which the fish are kept alive; a fishing-smack.
• noun A taste or flavor; savor; especially, a slight flavor that suggests a certain thing; also, the sense of taste.
• noun Hence A flavor or suggestion of a certain quality.
• noun Scent; smell.
• noun A small quantity; a taste; a smattering.
• noun Synonyms Flavor, Savor, etc. (see taste), tang.
• noun Touch, spice, dash, tinge.
• In a sudden and direct or aggressive manner, as with a smack or slap; sharply; plump; straight.

from the GNU version of the Collaborative International Dictionary of English.

• adverb colloq. As if with a smack or slap.
• noun slang a slang term for heroin.
• intransitive verb To have a smack; to be tinctured with any particular taste.
• intransitive verb To have or exhibit indications of the presence of any character or quality.
• intransitive verb To kiss with a close compression of the lips, so as to make a sound when they separate; to kiss with a sharp noise; to buss.
• intransitive verb To make a noise by the separation of the lips after tasting anything.
• noun (Naut.) A small sailing vessel, commonly rigged as a sloop, used chiefly in the coasting and fishing trade.
• noun Taste or flavor, esp. a slight taste or flavor; savor; tincture. Also used figuratively.
• noun A small quantity; a taste.
• noun A loud kiss; a buss.
• noun A quick, sharp noise, as of the lips when suddenly separated, or of a whip.