1Any of several highly territorial fishes of the Western Atlantic and Caribbean constituting the family Grammatidae (formerly called Grammidae), especially the royal gramma, Gramma loreto.
2Any of several small shoaling fishes of the subfamily Anthiinae (family Serranidae), found worldwide.
Origin
1930s.
Definition of fairy basslet in US English:
fairy basslet
noun
1Any of several highly territorial fishes of the Western Atlantic and Caribbean constituting the family Grammatidae (formerly called Grammidae), especially the royal gramma, Gramma loreto.
2Any of several small shoaling fishes of the subfamily Anthiinae (family Serranidae), found worldwide.