heckler

noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about heckler at Wordnik → Where our words come from →

1. One who heckles; somebody who insults, makes fun of, or teases.

   The juggler always seemed to have a heckler or two in the crowd on Saturdays.

2. An aircraft flying attack missions at night.
3. Alternative form of hackler (“worker who separates flax”).