SLANGY DISMISSAL is a term used to describe informal and often humorous ways of rejecting someone or something. The three crossword solutions for this term are NAH (3 letters), KISSOFF (7 letters), and NOWAYJOSE (9 letters). NAH is an informal way of saying 'NO' or 'I don't agree'. KISSOFF is a more emphatic way of saying 'NO' or 'go away'. NOWAYJOSE is a phrase used to express strong disagreement or refusal. All three of these terms are slangy dismissals that can be used to reject someone or something in a humorous way.