Laughing p. pr. & vb. n. : of Laugh

Laughing a. & n. : from Laugh, v. i.

Example:
How do I keep myself from Laughing when it is inappropriate at a setting?

Taxonomy
laughter, laugh, humor, the brain, human laughter, Contagious Laughter, Health, cause laughter, theory, mechanism, Laughter Yoga, New York, Nervous laughter, free encyclopedia, Research, inconsistency, humans, danger.

Defination from the web:
laughing on the inside) ... Due to the fact that laughter is a social mechanism, we may not feel like we are in danger, however, the physical act of laughing may not take place. ...