Joke responses are the reactions that people have to humorous statements or jokes. The three crossword solutions for the term 'joke responses' are HAHAS (5 letters), HAS (3 letters), and GRINS (5 letters). HAHAS is an expression of laughter, usually used to indicate amusement or joy. HAS is a shorter version of the phrase 'had a good laugh, ' which is used to express that someone found something funny. GRINS is an expression of happiness, often used to show that someone is amused by something.