[ahr-cher-fish] 
) -fish, (especially referring to two or more kinds or species) -fish⋅es. | 1. | a small fish, Toxotes jaculatrix, of brackish and fresh waters in southeastern Asia, that preys upon shoreside spiders and insects by spitting drops of water at them and knocking them into the water. |
| 2. | any of several closely related fishes of the family Toxotidae. |
| arch·er·fish (är'chər-fĭsh') n. pl. archerfish or arch·er·fish·es Any of various freshwater fishes of the family Toxotidae that spit drops of water at insects and prey on those knocked to the surface of the water. |