1A portable container used for watering plants, typically made of metal, with a spout ending in a perforated nozzle or rose to sprinkle the water; compare watering pot (now rare).
2A tray or shallow dish containing drinking water for animals, especially poultry.
Origin
Early 18th century.
Definition of watering pan in US English:
watering pan
noun
1A portable container used for watering plants, typically made of metal, with a spout ending in a perforated nozzle or rose to sprinkle the water; compare watering pot (now rare).
2A tray or shallow dish containing drinking water for animals, especially poultry.