The definition of a snicker is a laugh that is stifled.
A short, spasmodic laugh.
To twitter is to make short high-pitched sounds, like a bird.
The action of laughing or the sound resulting
Find another word for titter. In this page you can discover 11 synonyms, antonyms, idiomatic expressions, and related words for titter, like: snicker, giggle, snigger, twitter, laugh, laughter, guffaw, chuckle, catcall, smirk and murmur.