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Definition of Giggler
1. Noun. A person who laughs nervously. 
Definition of Giggler
1. n. One who giggles or titters.
Definition of Giggler
1. one that giggles [n -S] - See also: giggles
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1. Noun. A person who laughs nervously. 
1. n. One who giggles or titters.
1. one that giggles [n -S] - See also: giggles