B&M

is a type of shifter in cars for both manual and automatic transmission. usually used in high performance cars, such as modified mustangs and camaros. you can find a B&m shifter usually being used by a guy with a mullet.

damn boy, that is a sweet ass car. you got a B&M shifter in that thing?

by troy October 29, 2003

M & G

Meet and Greet; a get-together before or after a concert with either the artist, or with other fans or friends.

The M & G before the concert was great; Josh dropped by!

by Kourtnee March 12, 2004

The "m" word

The term used to pussy-foot around saying "masturbate" out of embarrassment.

Girl: Hey wanna skype me?
Guy: I can't. Give me 10 minutes.. I'm a little busy.
Girl: ..Doing what?
Guy: I'm doing the "m" word..
Girl: Can I watch?
Guy: Sure, but you have to m word, too.

by Jacyn Lyn October 20, 2011

M-46

M-46 Field Gun

The M-46 Field Gun is a mobile indirect artillery piece. The first M-46 was introduced in 1954, and was originally the M-1954. The M-46 has a 130mm tube with a cylindrical muzzle brake.

Type: mobile indirect artillery piece
Weapons: 130mm canon
Caliber: 52cal
Projectile Range: 22500m

The M-46s fired a direct fire round at a regiment of soldier that was closing around the US position.

by Rot April 7, 2005

M R

mentally retarded, handicapped, slow, down syndrome, etc

"yo, check out that M R coming this way!"

by Johnny Walker Red February 17, 2007

Lucie M.

Musty ass pick me girl, with extremely small hands and joints that resemble that of a deer, absolutely zero style and tries to make up for it with baggy thrift store shirts and flair leggings to show off her body that a carpenter could only dream of

Man that girl is such a Lucie M. she definitely hasn’t showered this week.

by GhostMane January 23, 2022

M-Twist

A raw as hell rapper signed to The Wipeout Recording Group. Currently the centre of a bidding war for major label affiliation.

M-Twist will change the way the world approaches music.

by Mark Revolver June 30, 2011