What is the meaning of smack?

noun

• A blow from a flat object (as an open hand.
  • synonyms: slap
• The taste experience when a savoury condiment is taken into the mouth.
  • synonyms: relish, flavor, flavour, sapidity, savor, savour, nip, tang
• A sailing ship (usually rigged like a sloop or cutter) used in fishing and sailing along the coast.
• Street names for heroin.
  • synonyms: big H, hell dust, nose drops, thunder, skag, scag
• An enthusiastic kiss.
  • synonyms: smooch
• The act of smacking something; a blow delivered with an open hand.
  • synonyms: smacking, slap

verb

• Deliver a hard blow to.
  • usage: "The teacher smacked the student who had misbehaved"
  • synonyms: thwack
• Have an element suggestive (of something. )
  • usage: "his speeches smacked of racism"; "this passage smells of plagiarism"
  • synonyms: reek, smell
• Have a distinctive or characteristic taste.
  • usage: "This tastes of nutmeg"
  • synonyms: taste
• Kiss lightly.
  • synonyms: peck
• Press (the lips) together and open (the lips. noisily, as in eating)

adverb

• Directly.
  • usage: "he ran bang into the pole"; "ran slap into her"
  • synonyms: bang, slap, slapdash, bolt