Definition of Goby

Noun: goby gow-bee

Small spiny-finned fish of coastal or brackish waters having a large head and elongated tapering body having the ventral fins modified as a sucker
- gudgeon

Verb: go by

Become later by the passage of a given amount of time
"three years went by";
- elapse, lapse, pass, slip by, glide by, slip away, slide by, go along
Move past
"A black limousine went by when she looked out the window";
- travel by, pass by, surpass, go past, pass
Be called; go by a certain name
"She goes by her maiden name again";
- go under
Be or act in accordance with
"Go by this rule and you'll be safe"