mexican ambulance 

a wheel barrow, hand truck or dolly.

"Pedro just cut off his toe with the shovel! Then dump out that cement, and take him in the mexican ambulance."

mexican ambulance by R. Brown July 6, 2007

Mexican Ambulance 

The back of a pickup truck, or a wheel barrel.

"Diago has eaten too many burritos, we have to call a mexican ambulance!"
"Yes ese, I'll get Sanchez's pickup truck."

Mexican Ambulance by Zaunji September 28, 2008