any small spiny-finned fish of the family Gobiidae, of coastal or brackish waters, having a large head, an elongated tapering body, and the ventral fins modified as a sucker
2.
any other gobioid fish
Word origin
C18: from Latin gōbius gudgeon, fish of little value, from Greek kōbios
Examples of 'gobies' in a sentence
gobies
Under ledges are scarlet squirrelfish, lobsters and groupers gaping for candy-striped cleaner gobies.