leatherjacket

[ leth-er-jak-it ]
/ ˈlɛð ərˌdʒæk ɪt /

noun

Also called leather jack. any of several carangid fishes having narrow, linear scales embedded in the skin at various angles, especially Oligoplites saurus, found in tropical American waters.
Australian. a pancake or other dough fried over a campfire.
the grub of the crane fly.

Origin of leatherjacket

First recorded in 1760–70; leather + jacket

British Dictionary definitions for leatherjacket

leatherjacket
/ (ˈlɛðəˌdʒækɪt) /

noun

any of various tropical carangid fishes of the genera Oligoplites and Scomberoides, having a leathery skin
any of various brightly coloured tropical triggerfishes of the genus Monacanthus and related genera
the greyish-brown tough-skinned larva of certain craneflies, esp of the genus Tipula, which destroy the roots of grasses, etc