When you need the toilet and you do both.. at the same time! 
Another definition is a random phrase circulating my school- "Poo and wee- willy and bum"
Another definition is a random phrase circulating my school- "Poo and wee- willy and bum"
by damnitktmann November 12, 2006
Get the poo and weemug. A pharse used in Christchurch, New Zealand as a greeting or general statement. Commonly yelled in a high pitch tone. Can have variants of different use of tone and pace.
by trickofthetrade July 20, 2010
Get the poos and weesmug. by Uncle dave 83 August 28, 2019
Get the Poo and wee for teamug. by SillySausage42 August 30, 2022
Get the Poo Poo Bum Bum Willy Wee Wee Tits Penismug.