Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
US and Canadian snicker (ˈsnɪkə)
- a sly or disrespectful laugh, esp one partly stifled
- to utter such a laugh
C18: variant of snicker
Word Origin and History for sniggering
1706, variant form of snicker (v.). Related: Sniggered; sniggering. As a noun from 1823.
Online Etymology Dictionary, © 2010 Douglas Harper