1
general::
Also, cart away. Transport or remove in an unceremonious way, as in The police carted them all off to jail, or We'll call the town to cart away this trash. This term owes its meaning to cart, a humble conveyance compared to a carriage. [Second half of 1800s]
American Heritage Idioms
2
general::
Phrase(s): cart someone or something off
to take or haul someone or something away. (When used with someone the person is treated like an object.) • The police came and carted her off. • Let’s cart off these boxes.
McGrawhill's American Idioms And Phrasal Verbs