Grox

/GROKS/ noun (insult)

≈ “Bastard / SOB (insult based on animal)

A grox is a large, aggressive, notoriously ill-tempered beast in the 40K universe. Used as an insult comparing someone to this animal.

Don't be such a grox about it.
Various

Grox are bad-tempered livestock in the Warhammer 40K universe. Like calling someone a 'pig' or 'swine,' it compares the target to a disagreeable animal.

Used across various Warhammer 40K novels and game materials.

A moderate insult. Animal comparisons are universal across human cultures.

Consistent animal-based insult throughout 40K literature.

Galaxy-wide Imperial slang.

PigSwineBeastBastard