squid

n. (pl. Same or -s) ten-armed marine cephalopod used as food. [origin unknown]

n. Any one of numerous species of ten-armed cephalopods having a long, tapered body, and a caudal fin on each side; especially, any species of Loligo, Ommastrephes, and related genera. See Calamary, Decacerata, Dibranchiata.