← BackshareGuessgiber/ˈdʒaɪbər/nounA person who makes mocking or taunting remarks.The giber in the back row kept interrupting the speaker with rude comments.He was known as a giber, always ready with a sarcastic remark.She ignored the gibers and continued with her presentation.SynonymsmockertaunterscofferAntonymssupporteradmirer