1 definition by Ms Mongaliska

1. An abundantly large penis, possessed of both girth and width

2. A large stool that lands with a loud "plop" and sinks to the bottom of the toilet

3. An overweight or well-built stupid person
"Look at the meaty plonker at that guy, he'd break your pelvis"

"Some sneaky bastard left a meaty plonker in the toilet, I'll smoke him out"

"Get off the road you meaty plonker!! What are you trying to do, get us all killed?!"
by Ms Mongaliska January 5, 2014
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