zot · verb1
A sound effect. Popularized by the Usenet Oracle, a humorous Internet advice service, where the word was used as an irritated dismissal of a question.
zot · noun, interjection2
Sound effect in the comic strip B.C., first published in 1958, associated with both (1) the rapid tongue of an anteater character and (2) lightning bolts.
Etymology from Wiktionary, CC BY-SA 4.0.