noun stick·le·back \ˈsti-kəl-ˌbak\
plural stick·le·backs also stick·le·back

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


Middle English stykylbak, from Old English sticel goad + Middle English bak back; akin to Old English stician to stick
First Known Use: 15th century
STICKLEBACKS Defined for Kids


noun stick·le·back \ˈsti-kəl-ˌbak\

Definition of STICKLEBACK for Kids

:  a small scaleless fish with sharp spines on its back
July 06, 2015
categorical Hear it
absolute or relating to a category
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears