Wiktionary
twenny
num. (eye dialect of twenty English) (20)
Usage examples of "twenny".
No arguments, no Twenny Questions, just shaddap an' lissen till I'm done.
I ain't had sex wit' a man in twenny years, an' I didn't tink I ever would again, an' I swear ta God I never t'ought o' youse dat way, but dat's what I am.