A small rowboat, especially one used to ferry supplies from ship to shore. Also called cockleboat.
[Middle English cokboot : cok, cockboat (from Anglo-Norman coque, probably ultimately from Latin caudica, from caudex, caudic-, tree trunk) + boot, boat; see boat.]
(Nautical Terms) any small boat
[C15 cokbote, perhaps ultimately from Late Latin caudica dug-out canoe, from Latin caudex tree trunk]
a small boat, esp. one used as a tender.
[1400–50; late Middle English cokboot, variant of cogboot <cog boat, ship]