Noun 1. sense of humour - the trait of appreciating (and being able to express) the humorous; "she didn't appreciate my humor"; "you can't survive in the army without a sense of humor"
sense of humor, humor, humour
playfulness, fun - a disposition to find (or make) causes for amusement; "her playfulness surprised me"; "he was fun to be with"
The lack of it...
Noun 1. sense of humour - the trait of appreciating (and being able to express) the humorous; "she didn't appreciate my humor"; "you can't survive in the army without a sense of humor"
sense of humor, humor, humour
playfulness, fun - a disposition to find (or make) causes for amusement; "her playfulness surprised me"; "he was fun to be with"