Jack ( noun , verb )

(As a noun)

Jack ( noun )

1. A device used for lifting heavy objects or vehicles, typically using a lever and a crank.
2. A small, portable device for raising the level of a load, typically using a handle and a screw.
3. A playing card bearing the figure of a soldier or servant, or a representation of the god Mercury or the god Hermes.
4. A male donkey or ass.
5. A flag flown at the bow of a ship in harbour or at the stern of a ship under way to indicate the presence of the captain or admiral.

Origin:

Middle english: from old french jaque, of unknown origin.

Examples:

1. He used a jack to lift the car.
2. The jack was used to level the trailer.
3. The jack of spades is a powerful card in poker.
4. The jack was the leader of the pack of donkeys.
5. The jack flag was flown to indicate the admiral's presence on the ship.

(As a verb)

Jack ( verb )

1. A device used for lifting heavy objects or vehicles, typically using a lever and a crank.
2. A small, portable device for raising the level of a load, typically using a handle and a screw.
3. A playing card bearing the figure of a soldier or servant, or a representation of the god Mercury or the god Hermes.
4. A male donkey or ass.
5. A flag flown at the bow of a ship in harbour or at the stern of a ship under way to indicate the presence of the captain or admiral.

Origin:

Middle english: from old french jaque, of unknown origin.

Examples:

1. He used a jack to lift the car.
2. The jack was used to level the trailer.
3. The jack of spades is a powerful card in poker.
4. The jack was the leader of the pack of donkeys.
5. The jack flag was flown to indicate the admiral's presence on the ship.