noun

1. 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.”

2. Any similarly shaped container.

3. 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.”

Synonyms: manger

verb

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

   “he troughed his way through three meat pies.”