The words fumble and scramble together ... Only happens in football (or Pro Evo) when somebody 'fumbles' the ball in the box and when there is a 'scramble' for the ball so a scumble is formed
Oisin: Shit the keeper dropped the ball
Cian:Come on get the ball
** Defender Clears Ball **
Oisin: Wat a Scumble
Cian: Got lucky ya cunt