Definitions

1. noun

a large quantity of something transported in a wagon

“The farmer had to unload a wagonload of hay from the field.”

2. noun

a standard or fixed quantity of something, especially when being transported in a wagon

“The wagonload of goods was 20 crates in total.”

3. verb

to transport a large quantity of something in a wagon

“They wagonloaded the heavy machinery onto the truck.”