efc 

Short for Enemy Flag Carrier (enemy who has your flag) in capture the flag matches. Usually with location to inform teammates.

*SGT. MAC HAS CAPTURED BLUE FLAG*
(team)Johnny: EFC tunnel

efc by Retu May 25, 2005

EFC 

Short for Evil Fucking Cunt.

We have a EFC in the family,she is annoying,overbearing manipulative and controlling.she posts shit on the internet apparently just to piss people off then deletes it and later denies that she said it.

EFC by jethro57 August 6, 2010

EFC 

Elite Face Card. A cool way to say someone has a beautiful and highly attractive face.

Damn that girl Mak got a EFC.

EFC by Chiisgeyhel September 17, 2025

EFC 

Elite Face Card. Used to describe someome who has a beautiful and attractive face.

Dude that girl Mak has a EFC

EFC by Chiisgeyhel September 17, 2025

whomst'd've'lu'yaint'nt'ed'ies's'y'es'nt't're'ing'able'tic'ive'al'nt'ne'm'll'ble'al'ny'less'w'ck'k'ly'py'nd'idy'ety'st'ged'ful'ish'ng'mt'ous'as'er'ftt'dd'aswww'per'efc'bts'etc'destruction'satja'bea'fds'saswe'ffs'aswet'gedva'ing've 

the word to end the universe, when this word is spoken the end times will begin

D: someone stole my cookies
B: whomst'd've'lu'yaint'nt'ed'ies's'y'es'nt't're'ing'able'tic'ive'al'nt'ne'm'll'ble'al'ny'less'w'ck'k'ly'py'nd'idy'ety'st'ged'ful'ish'ng'mt'ous'as'er'ftt'dd'aswww'per'efc'bts'etc'destruction'satja'bea'fds'saswe'ffs'aswet'gedva'ing've
D: dammit bagel now the world is ending

whomst'd've'lu'yaint'nt'ed'ies's'y'es'nt't're'ing'able'tic'ive'al'nt'ne'm'll'ble'al'ny'less'w'ck'k'ly'py'nd'idy'ety'st'ged'ful'ish'ng'mt'ous'as'er'ftt'dd'aswww'per'efc'bts'etc'destruction'satja'bea'fds'saswe'ffs'aswet'gedva'ing've by TNTYEETER9001 August 6, 2021

Jay EFC 

A male on Twitter with alias of Jay EFC, great takes, unimaginably handsome and Everton’s greatest fan.

Did you see that new Jay EFC tweet? Jay EFC >> Fin Kitch

Jay EFC by Everton Goats June 12, 2021

EFCrahoon

A sexy man with a great football twitter account

"Have you heard of EFCrahoon"
"Yes, he is very sexy and very good at jinxing Everton"

EFCrahoon by Tom_Kelly February 11, 2021