Metric Asston 

Any large amount. Often used to exaggerate amounts to convey a large amount of things.

I bought a metric asston of cheezits at the local bulk food warehouse.

Metric Asston by banana-phone March 9, 2010

metric ass ton 

In excess; a large amount, generally more than what is expected.

This term is not restricted to weight, but is more a quantitive factor.

Wow, I have a metric ass ton of homework to do tonight.

metric ass ton by Russ A September 25, 2006

metric ass ton 

an amount too large to measure

That has got to weigh a metric ass ton

metric ass ton by Brendan May 17, 2004

Metric ass ton 

A lot. A shit-load of something.

I just bought a metric ass ton of crack from those cholos.

Metric ass ton by notactuallyme May 2, 2009

metric ass ton 

Jesus dude, it's like exactally 137 cubic tons of matrial X.

I have a metric ass ton of crabs...and it also burns when I pee

metric ass ton by Fred Gestopolis March 8, 2005