verb (used without object), gig·gled, gig·gling.
- to laugh in a silly, often high-pitched way, especially with short, repeated gasps and titters, as from juvenile or ill-concealed amusement or nervous embarrassment.
- a silly, spasmodic laugh; titter.
- Slang. an amusing experience, incident, etc.: Going to a silly movie was always a giggle.
- (intr) to laugh nervously or foolishly
- such a laugh
- informal something or someone that provokes amusement
- the giggles a fit of prolonged and uncontrollable giggling
- for a giggle informal as a joke or prank; not seriously
c.1500, probably imitative. Related: Giggled; giggling; giggly. As a noun from 1570s.