Words, grammatical forms and meanings linked to the ontology.
.45 en · NOUN
Meanings
A standard kind of firearm designed to fire bullets that are approximately 0.45 inch in diameter.
He was wearing the normal jungle fatigues and had a .45 in a holster on his waist. 2013, T. Van Ewell, Recon Airplane Company: III Corps, Vietnam, page 182: