To teach a person or animal a particular skill or type of behavior through practice and instruction over a period of time. She trained her dog to fetch the newspaper every morning.
To develop and improve a skill, ability, or knowledge through practice and instruction. He trained for months to improve his marathon time.
To prepare someone for a particular job or activity by teaching them the necessary skills. The company trains its employees to handle customer complaints effectively.
To aim or point a weapon, camera, or other device at a target. The photographer trained his lens on the beautiful sunset.
To guide the growth or direction of a plant by tying, pruning, or bending its stems. They trained the rose bushes to climb along the garden wall.
To drag, trail, or sweep along the ground or behind something. The hem of his cloak trained across the marble floor.