xc 

hardcore, an abbreviation for xcore also known as hardcore.

person 1: "Man that woman was xc she danced for 6 hours in a row without taking a break."

person 2: "you mean xcore as in hardcore"

person 1: "yea man, she was xc, same thing"

person 2: "nice"

xc by coolchicka123 May 23, 2010

xc 

Another way to write sexy

Boy one - "That girl is xc"
Boy two - "yeh she is "

xc by elliotktm February 13, 2008

xc 

An acryonm for cross-country mountain biking.

Snowflake: I don't xc because it's too slow, too boring, and too much work.

xc by mikwat May 21, 2004

XC 

Short for cross country witch really isnt even a sport and most ppl who run it are complete fags and also people who ride harleys

That fag runs cross country "XC" because he cant play any real sports

XC by Sand killer January 8, 2010

XC 

A Rare expression nearly never used

I COULD HAVE WON IF THAT KID DID NOT FUCIN CAMP THERE XC

XC by The bored asian kid in class March 23, 2021

Xc_ez 

Xc_ez means when a furry ass looking dude sees lil devilz tits going up and down he goes insane.

Xc_ez means when a furry ass looking dude sees lil devilz tits going up and down he goes insane.

Xc_ez by Xc_ez August 7, 2021

xc.boop 

a slur

p1: SHUT UP YOU xc.boop

p2: OH MY GOLLY GOSH WHAT THE FRICKING FRICKIY

xc.boop by deeznutzinurmum April 10, 2022