| ack-ack | air gun/ pistol/ rifle |
| AK-47 | anti-aircraft gun |
| anti-tank gun | Armalite (trademark) |
| artillery | assault gun |
| assault rifle | automatic |
| bazooka | Big Bertha |
| blunderbuss | Bofors gun |
| breech-loader | Bren (gun) |
| Brown Bess | Browning |
| burp gun | cannon |
| carbine | carronade |
| chain gun | chassepot |
| Colt (trademark) | derringer |
| double-barrelled gun | duelling pistol |
| elephant gun | Enfield rifle |
| express rifle | falconet |
| field gun | firelock |
| flintlock | forty-five |
| fowling piece | fusil |
| Garand (rifle) | Gatling (gun) |
| hackbut | handgun |
| harpoon gun | harquebus/ arquebus |
| horse pistol | Hotchkiss (gun) |
| howitzer | Kalashnikov |
| Lee–Enfield (rifle) | Lewis gun |
| Luger (US trademark) | M-1 (rifle/ carbine) |
| M-16 (rifle) | M-60 (machine gun) |
| machine gun | magazine rifle |
| matchlock | Mauser (trademark) |
| Maxim gun | mine-thrower |
| mortar | musket |
| muzzle-loader | Oerlikon (trademark) |
| Owen (gun) | Parabellum (trademark) |
| pepperbox | pistol |
| pistolet | pom-pom |
| pump-action shotgun | pump gun |
| rail gun | repeating rifle |
| revolver | rifle |
| Saturday night special | sawn-off shotgun |
| Schmeisser | self-loader |
| self-loading rifle (SLR) | semi-automatic |
| shotgun | sidearm |
| siege gun | six-shooter |
| small arms | Smith & Wesson (trademark) |
| smooth-bore | Springfield (rifle) |
| starting pistol | Sten gun |
| Steyr | sub-machine gun |
| swivel-gun | thirty-eight |
| Thompson sub-machine gun | tommy gun |
| trench mortar | Uzi |
| Very pistol | Vickers (gun) |
| Walther | Webley (trademark) |
| Winchester (trademark) | zip gun |