Merriam-Webster's Collegiate® Dictionary, 11th Edition
SMACK
I. noun
Etymology: Middle English, from Old English smæc; akin to Old High German smac taste and probably to Lithuanian smaguris sweet tooth Date: before 12th century characteristic taste or flavor, a small quantity,
II. intransitive verb
Date: 13th century
to have a taste or flavor, to have a trace, vestige, or suggestion ,
III. noun
Etymology: Dutch smak or Low German smack
Date: 1533
a sailing ship (as a sloop or cutter) used chiefly in coasting and fishing,
IV. verb
Etymology: akin to Middle Dutch smacken to strike
Date: 1557
transitive verb to close and open (lips) noisily and often in rapid succession especially in eating,
2. to kiss with or as if with a smack, to strike so as to produce a smack, intransitive verb to make or give a smack,
V. noun
Date: 1570
a quick sharp noise made by rapidly compressing and opening the lips, a loud kiss, a sharp slap or blow, V
I. adverb
Date: 1782
squarely and sharply ; directly , V
II. noun
Etymology: perhaps from Yiddish shmek sniff, whiff, pinch (of snuff)
Date: circa 1960
heroin