How Well Do You Know English Slang?
1872, American English, originally a noun, a slang shortening of dividend; the verb was in use by 1877 and is primary now (the noun is not in "Webster's New World Dictionary"), leading some (e.g. "Webster's") to think the word is a slang alteration of divide. Related: Divvying. In early 20c. British slang the same word was a shortening of divine (adj.).
(also divvy out or divvy up) To divide; apportion; Piece Up: The governor and the Paris crook divvy the swag/ We would pass our hats and divvy up (1872+)