to describe someone who is more grumpy or short tempered than normal.
"you never ever listen anymore James!!"

"jeeez, who pissed in youre cereal mum!"
by comebacknighty July 1, 2009
Get the Who pissed in youre cereal mug.
Basically seeing someone so mad that you wonder how the hell they got that way as if someone .....like mentioned , pissed in their cereal
Trav: Yo man are you good ?
Bond : no I’m not don’t fucking talk to me leave me the hell alone
T : Wow the day barely started and you’re already fuming did someone piss in your cereal ?
by AnthraxBat22 September 1, 2023
Get the Piss in your cereal mug.