0 present participle of laugh
1 to smile while making sounds with your voice that show you think something is funny or you are happy:
Please don't laugh - I'm being serious.
I could see Emma trying not to laugh and of course that started me off.
One wants to know why not being a friend and not being just are, like not understanding stories and laughing at jokes, deprivations.
Species-typical vocalizations such as crying and laughing are under minimal conscious control and are poor candidates for behavioral shaping.
The whole book is a sad caricature of the kind of unselective suspicion of motives which has made psychoanalysis increasingly a laughing-stock amongst psychiatrists.