(idiomatic) Something with continuous (typically positive) consequences. / (slang) A sexually transmitted disease.

(anatomy, zoology) An individual opening to gills, which lacks an operculum; characteristic of cartilaginous fish such as sharks.

(anatomy, zoology) An operculum; a series of bones found in bony fish that serves as a facial support structure and a protective covering for the gills.

(UK) A policy that enables charities to reclaim the income tax on donations from taxpayers.

A species of roundworm, Ascaris lumbricoides, the largest and most common parasitic worm in humans, causing ascariasis.

plural of gig-mill

A machine used to bring up a nap on certain types of cloth, or a building housing such machines.

plural of gig-lamp

plural of gift card

A gift certificate in the form of a card issued by retailers as an alternative to a non-monetary gift, allowing the bearer to purchase goods up to its face value.