trough

A long, narrow container, open on top, for feeding or watering animals.

"One of Hank's chores was to slop the pigs' trough each morning and evening."

Any similarly shaped container.

A short, narrow canal designed to hold water until it drains or evaporates.

"There was a small trough that the sump pump emptied into; it was filled with mosquito larvae."

To eat in a vulgar style, as if from a trough.

"he troughed his way through three meat pies."