thwack

Definition of Thwack in English :

1. thwack

a hard blow with a flat object

2. smack, thwack

deliver a hard blow to

Example Sentences:
'The teacher smacked the student who had misbehaved'

WordNet Lexical Database for English. Princeton University. 2010.

Thwack

verb

1.

to beat, hit, or flog, esp with something flat

noun

2.

a.

a blow with something flat

b.

the sound made by it

exclamation

3.

an exclamation imitative of this sound

verb transitive

1.

to strike with something flat; whack

noun

2.

a blow with something flat

tr.v. thwacked, thwack·ing, thwacks

To strike or hit with a flat object; whack.

n.

A hard blow with a flat object; a whack.