cleverness UK /ˈklɛvənəs/US /ˈklɛvɚnəs/ noun2 •The property of being clever.1. Stuckism is the quest for authenticity. By removing the mask of cleverness and admitting where we are, the Stuckist allows him/herself uncensored expression. — 2011 •Something clever, or done cleverly. formsclevernesses