Meaning of the word thunk in English

What does thunk mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

thunk

US /θʌŋk/
UK /θʌŋk/

Verb

past tense and past participle of think (nonstandard, humorous, or dialectal)

Example:
I thunk about it for a long time before deciding.
He thunk he saw a ghost.