/skip"jak'/ , n. , pl. ( esp. collectively ) skipjack , ( esp. referring to two or more kinds or species ) skipjacks for 1; skipjacks for 2, 3.
1. any of various fishes that leap above the surface of the water, as a tuna, Euthynnus pelamis, or the bonito.
2. Entomol. See click beetle .
3. Naut. an American one-masted sailing vessel.
[ 1545-55; SKIP 1 + JACK 1 ]