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jackoff

American  
[jak-awf, ‐-of] / ˈdʒækˌɔf, ‐ˌɒf /
Or jack-off

noun

Slang: Vulgar.
  1. an annoying, contemptible, or inconsequential person.

    He thinks we’re nothing but lazy jackoffs.


Etymology

Origin of jackoff

First recorded in 1935–40; noun use of verb phrase jack off “to masturbate”; jack 1 ( def. )