45

.45 is the caliber, in inches, not mm. a 45mm gun is fucking huge.

Whoever thought a .45 is a 45mm is a moron.

by Anonymous February 11, 2003

The 45

Verb describing the action of "grabbing her by the pussy" at a 45 degree angle in honor of our 45 president trump himself

Bro go give her the 45 and shell definitely come home with you!

by Tuna584 March 30, 2019

45

A beer called Colt 45 & can be ordered at many convience stores

Hey Jamall grab me a 6 of 45!

by Damnit Janit June 17, 2007

45

To double cross.

She was 45ed by her own brother and lost her clearance and her house.

by LanceHN August 12, 2019

45

A phonograph record played at 45 RPM. It was about 8 inches across and had a very large central hole. It played a single song.

Peggy Sue has a whole box of Elvis 45s.

by Cap'n Bullmoose April 23, 2005

45

A hybrid left hook/uppercut, coined by Oscar De La Hoya due to the angle at which the punch is delivered.

“I just reached for my '45' and just like the Carter fight," De La Hoya delivered a “skin-shattering cut, this time over the left eye of my opponent."

by ChippL December 28, 2008

#45

Explosive, foul, vile, odious bowel movement

I just had to take a #45 . Do NOT go into the bathroom!

by PorFin May 25, 2018