Definition: a channel along the eaves or on the roof; collects and carries away rainwater
Definition: a container (usually in a barn or stable) from which cattle or horses feed
Main entry: trough
Definition: a long narrow shallow receptacle
Main entry: trough
Definition: a narrow depression (as in the earth or between ocean waves or in the ocean bed)
Main entry: public treasury, trough, till
Definition: a treasury for government funds
Definition: a concave shape with an open top