To laugh with short catches of the breath or voice; to laugh in a light, affected, or silly manner; to titter with childish levity.

A kind of laugh, with short catches of the voice or breath; a light, silly laugh.

a foolish or nervous laugh

Giggle was a British comic book that ran from (issues dates) 29 April 1967 to 13 January 1968, when it merged with Buster.

A digital photo cataloging and search system that's as small as it can be.