Another phlegm cutter from Wilson

[Bloomeram]

https://derby.vitalfootball.co.uk/wales-win-with-wonder-goal-by-wilson/

 

[MadAmster]

.... and another keeper who moved to his left when the ball was kicked only to see the ball hit the back of the net to his right.......

 

[Roger Ramjet]

"A phlegm cutter" ??? WTF?

How is HW's goal related to mucous aggregation? The only meaning of the expression (outside Bloomerland) that I have found is that its an Australian slang term for the first drink of the day - preferably first thing in the morning?