Origin: f. Laquais; cf. Sp. & pg. Lacayo; of uncertain origin; perh. Of german origin, and akin to E.lick.
An attending male servant; a footman; a servile follower. ”Like a Christian footboy or a gentleman’s lackey.
(Science: zoology) ” (Shak) lackey caterpillar, the moth which produces the lackey caterpillar.