noun
1. a long narrow open container used for serving food or water to animals.
The pigs gathered at the trough.
2. any long narrow depression or channel, such as a gutter, a narrow valley, or the depression in water between two waves.
noun
1. a long narrow open container used for serving food or water to animals.
The pigs gathered at the trough.
2. any long narrow depression or channel, such as a gutter, a narrow valley, or the depression in water between two waves.