Middle English master "master," from Old English magister and early French meistre, both meaning "master" and both from Latin magister "master, teacher, one who holds high political or military …

MASTER definition: 1. the person who owns, cares for, and controls an animal: 2. a person who employs a servant or…. Learn more.

Master (Master and Margarita), a character from the Mikhail Bulgakov novel The Master (Doctor Who), a recurring villain in the science fiction television series Doctor Who

1. Of, relating to, or characteristic of a master. 2. Principal or predominant: a master plot. 3. Controlling all other parts of a mechanism: a master switch. 4. Highly skilled or proficient: a master thief.

If you say that someone is a master of a particular activity, you mean that they are extremely skilled at it. She was a master of the English language.

MASTER definition: a person with the ability or power to use, control, or dispose of something. See examples of master used in a sentence.

Sense of "master workman or craftsman, workman who is qualified to teach apprentices and carry on a trade on his own account" is from c. 1300.