Define Fell Through Meaning

Fell Through
When Something doesn't work out, or happen.

My friend won-jun I were suppose to go to a party.
Zack "why didn't you guys go to the party"
Mike "it fell through"
By Anastasia
Fell Through The Manhole Cover
To drop the ball on a task, or to fail entirely at an assignment. Or to have done way, way, way too much cocaine the night before.

I can't make it in to work today because I fell through the manhole cover this last night like a total bone head.

Billy! Where's my report?!?! You fell through the manhole for the last time... you're fired!
By Meghann