ukrainian cheese grater
where a women sits (often knickerless) on a mans chest and grinds her pelvis up and down which stimulates his nipples
ryan - i just got an ukrainian cheese grater from your bitch
elliot - dude that was my mum
ryan - she grinded me hard
jayden- stop talking about my sisters chin
elliot - dude that was my mum
ryan - she grinded me hard
jayden- stop talking about my sisters chin