TWERK
Etymology 1
Noun
twerk (plural twerks)
(slang, dated, US) A puny or insignificant person, generally male; a twerp.
Usage notes
Found primarily in the 1930s-era works of Walter Dumaux Edmonds.
Etymology 2
Noun
twerk (plural twerks)
A fitful movement similar to a twitch or jerk.
A dance involving sexual movements of the hips and buttocks
Verb
twerk (third-person singular simple present twerks, present participle twerking, simple past and past participle twerked)
To twitch or jerk.
To move the body in a sexually suggestive twisting or gyrating fashion.
To dance in a sexually suggestive manner, often involving rapid movement.
Usage notes
In “sexually suggestive movements, especially dance”, particularly popularized since c. 2000 by US hip-hop.
Etymology 3
Onomatopoeia, possibly coined by Roger Tory Peterson.
Noun
twerk (plural twerks)
An abrupt call, such as that made by the California quail.
Source: Wiktionary