- (n.) The American fresh-water garpike (Lepidosteus osseus).
- (n.) A name applied to several distinct fishes.
- (n.) The saury, a slender fish of the Atlantic coast (Scomberesox saurus).
- (n.) The Tetrapturus albidus, a large oceanic species related to the swordfish; the spearfish.
- (n.) The garfish (Tylosurus, / Belone, longirostris) and allied species.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). billfish. Retrieved September 23, 2026, from http://smartdefine.org/billfish/definitions/1980311 |
| Chicago | Webster's. 2011. "billfish" http://smartdefine.org/billfish/definitions/1980311 (accessed September 23, 2026). |
| Harvard | Webster's 2011, billfish, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/billfish/definitions/1980311>. |
| MLA | Webster's. "billfish" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/billfish/definitions/1980311> |