plural of guinea pig

(Australia, New Zealand) A dog bred to hunt wild pigs, typically based on breeds such as Staffordshire Terrier and English Bull Terrier.

To surf in the pig dog stance.

Alternative spelling of pig run

The running of a pig (cleaning device) through an oil or gas pipeline. / The open area of a pigsty.

(idiomatic) To engage in a struggle with an opponent that benefits from the struggle even without winning it.

(Britain) monkey in the middle

Alternative spelling of guinea pig

(Canada, impolite, slang) A worker on an oil rig; a roughneck.

A specialized knife used to slaughter a pig by stabbing it in the throat.