look up any word, like blumpkin:
 
2.
To follow through slightly when farting - or indeed burping.
'That sounded like a wet fart. You didn't just platch did you'
by Jo July 26, 2004
 
1.
(1)sucky, stupid, dumb, ugly, etc.

(2)replacement for sucks, as sucks is overused

(3) not good; bad
Yo girl, yo shirt is so platch!
by swiggity swag whats in the bag February 20, 2014