If you snicker, you laugh quietly in a disrespectful way, for example at something rude or embarrassing. We all snickered at Mrs. Swenson. = snigger Snicker is also a noun. a chorus of jeers and snickers. to laugh quietly and in a way that is not nice at something which is not supposed to be funny British Equivalent: sniggersnicker at (From the sound)
If someone sniggers, they laugh quietly in a disrespectful way, for example at something rude or unkind. Suddenly, three schoolkids sitting near me started sniggering Snigger is also a noun. trying to suppress a snigger. to laugh quietly in a way that is not nice at something which is not supposed to be funny American Equivalent: snickersnigger at (snicker)