exactly the same as m8 or m9 as an abbreviation for 'mate'
it is used instead to describe an even better mate as 10>9 and 8
jessica: hey m8 how are you?

linda: i'm good thanks m10
by sdhaisdhiaosdhoh October 23, 2013
Get the m10 mug.
as in m10 surfcrew from long island! can also be used to describe cool shit
1 that last one was sick! completely m10
2 your moms tits are fully m10
3 dont blame us cause the m10 surfcrew dogged your girl
4 this weed is m10 bro
by tj April 21, 2005
Get the m10 mug.
Abbreviation of MAC-10, a blowback operated machine pistol/submachine gun. Used commonly in rap music, specifically drill.
67 - Top Scorers

"Bro got a selection like Ben 10
Grip 4s and he grips on the M10"
by bigeez February 1, 2021
Get the M10 mug.