Bones Zack: Your estimate was correct. This hole is consistent with a 22-caliber slug. I learned "slug" from Cam. It's a colloquialism for projectile.

Metalocalypse Facebones: Remember, our snipers have 50 caliber sniper rifles that can kill you from almost 3 miles away. [shows sniper taking person down from long distance] Yikes!

Homicide Life on the Street Munch: From the tracks on his arms, the large caliber wound, the proximity to a heroin market -- I'd say it was a heated dispute about the symbolism of red and blue in eighteenth century French romantic poetry.

Kelly's Heroes [Sarcastically, after Kelly says he needs 15 Thompsons, 2.30 caliber machine guns, 2 bazookas, 2 field radios, and enough supplies and ammunition to last a platoon of men in the field for three days] Oh. Is that all?

Supernatural Sam: These are.223 Caliber, subsonic rounds, the guy must've put a suppressor on the rifle.
Ava: Dude, who are you?
Sam: I ah...I just I...I just watch a lot of TJ Hooker.

Roseanne Nancy: That is so weird that he said that, because I was abducted by aliens in woods just like these one time. For a month afterward, I could play World Champion Caliber Chess. And then it just went away.

Smokin' Aces You must understand that if an attempt is made on his life, it will be made by those of the strictest professional caliber. And they are immoral, ruthless, and without restraint. And they must not succeed.

Bleach [To Ichigo Kurosaki] Ichigo... These fools don't understand that this is not nearly enough to make you despair. They don't know the caliber of despair you have already conquered! Show them, Ichigo! Despair cannot ever hope to stop you!

Zulu Colour Sgt. Bourne: Sir, sentries report the Zulus have gone. All of them. It's a miracle.
Lt. Chard: If it's a miracle, Colour Sergeant, it's a short chamber Boxer-Henry point-four-five caliber miracle.
Sgt. Bourne: And a bayonet, sir, with some guts behind it.

Cryptonomicon by Neal Stephenson Father John snaps awake, and Mr. Drkh looks as if he's just taken a fifty caliber round in the small of his back. Clearly, Mr. Drkh has had a long career of being the weirdest person in any given room, but he's about to go down in flames.