Green’s Dictionary of Slang

wise adv.

[wise adj. (1)]

(US) in a sophisticated manner.

[US](con. 1940s–60s) H. Huncke ‘Spencer’s Pad’ in Eve. Sun Turned Crimson (1980) in Huncke Reader (1998) 98: There were young boys who came and swaggered and talked wise and then spoke of their dreams and plans and went away.