wagonload

noun

1. The amount that can be loaded onto a wagon.

   “The countryside through which the line passes grows some beet, too. Ten wagonloads a day are despatched from Fethard and smaller quantities from Farranaleen, Laffan's Bridge and Horse & Jockey.”

2. The load of a wagon.
3. A type of freight train service in which individual wagons have separate destinations and/or cargos.

   “This firm regularly consigns margarine in palletised wagon-loads to a wide variety of destinations.”

   “Tinsley Yard in Sheffield was once one of the largest and most advanced 'hump' marshalling yards in the world. But a decline in wagonload freight led to its swift demise and much of the site has lain derelict since the 1980s. MICHAEL RHODES examines this rise and fall in Tinsley's fortunes, and the new lease of life it has been offered by rising container traffic”

4. (informal)A very large amount.