Other forms: smacks, smacked, smacking
To smack is to hit somebody or something with the flat of your hand. Smack the table, a smack on the leg, smacked him.
Smacking children is now illegal in Scotland, Wales and much of Europe, and the word appears constantly in that debate. It also names the sound: the smack of a ball on a bat. Smack of means to suggest something unpleasant: it smacks of favouritism. As an adverb it means directly: smack in the middle. Note that smack is also slang for heroin, which is unrelated and worth knowing about.
1verbsmackTo hit with the flat of the hand.
“He smacked the table and everybody stopped talking.”
2verbsuggestTo suggest something unpleasant.
“The whole arrangement smacks of a deal done beforehand.”
3nounblowA blow with the flat hand, or its sound.
“There was a smack as the ball hit the fence.”
Too few real examples of this word to estimate which sense is commonest.
smack is a sharp flat blow.
The word is imitative — it is the sound of a flat hand. English has a whole family of these: slap, whack, thwack and crack, all coined by ear rather than descent.
Proto-Indo-European
*smegʰ-,*smeg- — to taste
Proto-Germanic
*smakkuz — a taste
Proto-West Germanic
*smakku
Old English
smæc,smæċċ — taste, smatch
Middle English
smac,smak,smacke
English, today
smack
The noun is from Middle English smac,smak,smacke, from Old English smæc,smæċċ (“taste, smatch”), from Proto-West Germanic smakku, from Proto-Germanic smakkuz (“a taste”), from Proto-Indo-European smegʰ-,smeg- (“to taste”). The verb is from Middle English smaken. a doublet of smatch (obsolete, “taste”;), from smæċċan. Cognate with Scots smak (“scent, smell, taste, flavour”), stq Smoak (“taste”), West Frisian smaak (“taste”), Dutch smaak (“taste”), German Schmack, Geschmack (“taste”), Danish smag (“taste”), Swedish - and Norwegian smak (“taste”), Norwegian smekke*.
Etymology from Wiktionary, CC BY-SA