to convulse violently, purging the content of your stomach, perhaps in a projectile manner.
derived from S. G Petch
car sales in
England, who sell some really
purge-worthy vehicles, whilst also sounding akin to the act of vomiting in a most enthusiastic manner.
In a disgraceful moment for the
church, the vicar was photograhed holding
back the bishops robes whilst he
petched at the porcelain alter.