Green’s Dictionary of Slang

(US campus) Budweiser beer.

1979		Eble Campus Sl. Mar. 7: twize – a Budweiser.
1996		Eble Sl. and Sociability 36: Twize, which rhymes with wise, from the pronunciation of -dweise- in Budweiser and welk, from you’re welcome, show clipping from both directions.