Definition of hand :
1. A bundle of tobacco leaves tied together.
2. A gambling game played by American Indians, consisting of guessing the whereabouts of bits of ivory or the like, which are passed rapidly from hand to hand.
3. A limb of certain animals, as the foot of a hawk, or any one of the four extremities of a monkey.
4. A measure equal to a hand's breadth, - four inches; a palm. Chiefly used in measuring the height of horses.
5. Actual performance; deed; act; workmanship; agency; hence, manner of performance.
6. Agency in transmission from one person to another; as, to buy at first hand, that is, from the producer, or when new; at second hand, that is, when no longer in the producer's hand, or when not new.
7. An agent; a servant, or laborer; a workman, trained or competent for special service or duty; a performer more or less skillful; as, a deck hand; a farm hand; an old hand at speaking.
8. An index or pointer on a dial; as, the hour or minute hand of a clock.
9. Handwriting; style of penmanship; as, a good, bad or running hand. Hence, a signature.
10. Personal possession; ownership; hence, control; direction; management; - usually in the plural.
11. Power of performance; means of execution; ability; skill; dexterity.
12. Rate; price.
13. Side; part; direction, either right or left.
14. That part of the fore limb below the forearm or wrist in man and monkeys, and the corresponding part in many other animals; manus; paw. See Manus.
15. That which is, or may be, held in a hand at once
16. That which resembles, or to some extent performs the office of, a human hand
17. The quota of cards received from the dealer.
18. The small part of a gunstock near the lock, which is grasped by the hand in taking aim.
19. To cooperate.
20. To furl; - said of a sail.
21. To give, pass, or transmit with the hand; as, he handed them the letter.
22. To lead, guide, or assist with the hand; to conduct; as, to hand a lady into a carriage.
23. To manage; as, I hand my oar.
24. To pledge by the hand; to handfast.
25. To seize; to lay hands on.
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aid (part of speech: verb)
servant (part of speech: noun)
help, aide, aide-de-camp, agent, assistant, henchman, employee, peon, deputy, flunky, pawn, helping hand, lieutenant, junior, serf, auxiliary, volunteer, menial, vassal, servant, helpmate, underling, laborer, subordinate, chattel, subject, helper, aid, worker, slave