look up any word, like bitch stare:
 
22.
BASEBALL:TO BE A PROLIFIC HITTER OF TAPE MEASURE HOMERUNS.CANSECO...MC GWIRE...BONDS...SHEFFIELD
HOPEFULLY WE CAN GET GRIFFEY FOR THE STRETCH RUN.HE'S STARTIN' TO MASH JUST LIKE OLD TIMES.
by L.MARTIN August 19, 2005
17 14
 
23.
an organization dedicated to men and there cheating ass hoes. MASH: MEN AGAINST SNEAKY HOES.
Yo bro, im in the MASH club, how about you???
by Hajimoto MR2 March 06, 2005
11 8
 
24.
to leave out of a place
this party is weak, lets mash
by bitch_im_me November 28, 2004
12 9
 
25.
fuck someone
i wanna mash dat gyal
by sneaky j May 02, 2003
13 10
 
26.
To ride a bike (usually on the road) at olympic blazing speeds without regard for human life, so fast that you think your legs and body will explode.
those hipster kid don't have jobs, all they do is smoke american spirits and mash on their fixies!
by mAgik bUS December 08, 2009
2 0
 
27.
To engage in sexual activities.
I am horney... I need to mash a chic.
by chaz alano August 05, 2008
3 1
 
28.
To walk or drive FAST somewhere.
We were mashing on the freeway to get to the party on time.
by Eemia Z July 23, 2005
7 5