American Dictionary
Definition master in American English
master
verb
What are red words?
Around 90% of spoken and written English relies on just 7,500 common words.
These words are highlighted in red and are ranked using a star system.
- One-star words are commonly used
- Two-star words are even more common
- Three-star words are the most frequently used
[transitive]
verb
What are red words?
Around 90% of spoken and written English relies on just 7,500 common words.These words are highlighted in red and are ranked using a star system.
- One-star words are commonly used
- Two-star words are even more common
- Three-star words are the most frequently used
/ˈmæstər/
1
to learn something thoroughly so that you know it or can do it very well
Example
Lewis has mastered the art of giving nothing away in interviews.

Related Words
Words related to master:
bachelor’s degree (noun)
be a past master at doing something (phrase)
bencher (noun)
grand master (noun)
master (noun)
master (verb)
master (adjective)
master bedroom (noun)
master class (noun)
master key (noun)
master of ceremonies (noun)
Master of the Bench (noun)
master of the universe (noun)
master plan (noun)
master switch (noun)
master’s (noun)
master’s degree (noun)
old master (noun)
past master (noun)
scrum master (noun)
someone’s lord and master (phrase)