0 past simple and past participle of giggle --
1 to laugh repeatedly in a quiet but uncontrolled way, often at something silly or rude or when you are nervous: --
Stop that giggling in the back row!
Lamas of all ages gossiped and giggled, lounging on the steps in front of heavy wooden doors with iron studs.
She kicked, strutted, ran, wiggled, giggled, sang and conquered the multitude with her first song.
Then, he reiterated the command, and again the concubines giggled.
The didn't treat us bad, but they sort of giggled at us kids with the rat cars.
She is said to have giggled through the trial, flirted with her prison guards and was apparently seen arranging her hair while hearing testimony.
Her cousin recalled that she giggled nervously throughout the service.
During the trial they smiled, giggled and whispered at each other.
It is not a matter to be giggled at.