Definition of "guppy" in English

noun

1. A tiny freshwater fish, Poecilia reticulata, popular in home aquariums, that usually has a plain body and black or dark blue tail for the females and a more colorful tail for the males. The guppies can vary in size, but males are 4 cm (1.6”) and females are 7 cm (2.8”).

   • Fred kept a tank of guppies by the windowsill.

2. (by extension) Any tiny fish.

   • Throw that one back; it’s just a guppy!

3. (paintball) A tube holding paintballs before they are loaded into the gun.

4. (climbing) A hold across the palm of the hand rather than the fingertips.

5. Acanthocephalus guppii

6. Acanthocephalus reticulatus

7. Girardinus guppii

8. Girardinus petersi

9. Girardinus poeciloides

10. Girardinus reticulatus

11. Haridichthys reticulatus

12. Heterandria guppyi

13. Lebistes poecilioides

14. Lebistes reticulatus

15. Poecilia poeciloides

16. Poecilioides reticulatus