Crossword clues for the word: KNOWIT The word KNOWIT has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for KNOWIT Showing 1 to 7 of 7 results Clue(s) ___ all (wiseacre). ___-all (smart aleck) """You ___ it!"" (""For sure!"")" """You ___!"" (""For sure!"")" "With ""all,"" a smarty" Be positive Have the answer