Skip to main content
molly

molly

1 7.7
A small freshwater fish often kept in home aquariums
  • noun
  • /ˈmɑːli/
translation icon : molly
  • Little molly.
  • black mollies

Examples

  • Mollies 4-eva.

    Blog text (2)
  • The important point is that, even as the trials were consolidating the public image of the Molly Maguires as gangsters and cut-throats, the fictional Mollies

    Academic text (1995)
  • In my aquarium, I have a vibrant molly that adds a splash of color to the tank.

  • The molly fish is popular among aquarists due to its hardiness and beautiful patterns.

  • To keep my molly healthy, I feed it a varied diet and maintain the water quality.

Synonyms

mollie
vsmolly
6 8.2

A small freshwater fish often kept in home aquariums

has identical meaning but is an alternative spelling form
Mollienesia
vsmolly
  • Archaic
9.9

An older name for mollies, small tropical freshwater fish often kept in aquariums

is now included in the modern genus Poecilia rather than the older genus name
poeciliid fish
vsmolly
  • Specialized
9.9

Small bright fish that give birth to live young, like guppies and mollies

is a specific aquarium genus member rather than the broader family group

Compounds

hairy molly
  • Specialized
9.1

A small freshwater fish that has fine hair-like fins and lives in tanks

hairy molly fish
  • Specialized
8.2

A small freshwater fish with short stiff hairs on its fins often kept in aquariums

9.9

A small freshwater fish that lives in warm clear shallow streams in North America

Surface Forms

molly singular
mollies plural

Etymology

Molly for the small aquarium fish probably comes from the common pet name Molly, because hobbyists often gave little fish friendly names. So a molly is a little livebearing 'pet' fish often kept in home aquariums.