SINCE 1828
stickleback
noun
stick·le·back
| \ ˈsti-kəl-ˌbak
\
\
plural sticklebacks
also stickleback
Definition of stickleback
: any of a family (Gasterosteidae) of small scaleless bony fishes having two or more free spines in front of the dorsal fin and including marine, anadromous, and freshwater forms
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More Definitions for stickleback
stickleback
noun
stick·le·back
| \ ˈsti-kəl-ˌbak
\
\
Kids Definition of stickleback
: a small scaleless fish with sharp spines on its back
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