"jeer" in the noun sense
1. jeer, jeering, mockery, scoff, scoffing
showing your contempt by derision
"jeer" in the verb sense
1. jeer, scoff, flout, barrack, gibe
laugh at with contempt and derision
"The crowd jeered at the speaker"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License