[θwak], (Verb)

Definitions:
- strike forcefully with a sharp blow
(e.g: she thwacked the back of their knees with a cane)


Phrases:

Origin:
late Middle English: imitative

[θwak], (Noun)

Definitions:
- a sharp blow
(e.g: he hit it with a hefty thwack)


Phrases:

Origin:
late Middle English: imitative