Improve 45caliber meaning in English

Is there any meaning of the word 45caliber that needs an edit? Please click that meaning to rewrite it.

.45 caliber.45 calibre

Is there any meaning of the word 45caliber that needs to be removed from the list? Please click that meaning to mark it for deletion.

.45 caliber.45 calibre

Do you want to add a new meaning, definition, and a sentence of the word 45caliber? Please feel free to add.