by frenchie07 April 15, 2007

Pills that look like ecstasy but which actually contain methadone / aka poo n spew meffas / common side effect is pooping and spewing at same time which resembles a dollar sign when seen from side profile standing up / when taken the person can experience surfing inside small waves getting barrelled even on the side of the road and at the shops
by Hectic Mooslie December 12, 2020

Meff and Heffer/ Heffa combined - Fat unattractive tramplike person.
Meaning taken from K special K ;)
Meaning taken from K special K ;)
by Cazzy75 June 05, 2011
