"carloads" in the noun sense
a gathering of passengers sufficient to fill an automobile
2. boatload, shipload, carload
the amount of cargo that can be held by a boat or ship or a freight car
"he imported wine by the boatload"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License