The meaning of MAJOR is greater in dignity, rank, importance, or interest. How to use major in a sentence. Maj. Major was portrayed by Lewis Pullman in the 2019 miniseries based on the novel. His promotion was to enable his attendance at the Group Leaders' Allocation and Requisition Procedural Advisory Board (GLARPAB) meetings. MAJOR definition: 1. more important, bigger, or more serious than others of the same type: 2. belonging or relating…. Learn more. Major definition: a commissioned military officer ranking next below a lieutenant colonel and next above a captain.. See examples of MAJOR used in a sentence. Define major. major synonyms, major pronunciation, major translation, English dictionary definition of major. adj. 1. Greater than others in importance or rank: a major artist. At a university or college in the United States, a student's major is the main subject that they are studying. "Major" is an adjective that often describes something of greater importance, seriousness, large scale or size, or something that is more significant in comparison to others. Major definition: greater in importance or significance. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "major chord", "major scale", "C major scale". Major is a 2022 Indian biographical action drama film directed by Sashi Kiran Tikka with the story and screenplay by Adivi Sesh. The grant covered a major part of the cost. Butter is one of the major ingredients in the recipe. The movie turned out to be a major disappointment. [=the movie was very disappointing] (informal) A car like that costs major money. [=a lot of money]