5 days ago · high implies marked extension upward and is applied chiefly to things which rise from a base or foundation or are placed at a conspicuous height above a lower level. HIGH definition: having a great or considerable extent or reach upward or vertically; lofty; tall. See examples of high used in a sentence. Having a relatively great elevation; extending far upward: a high mountain; a high tower. Extending a specified distance upward: a cabinet ten feet high. andadv., -er, -est, n. (of things) having a specified height: The tree is 20 feet high. elevated: a high ledge. greater than or going beyond the usual degree, measure, or amount: … Someone who is high in a particular profession or society, or has a high position, has a very important position and has great authority and influence. Every single one of the arms companies is controlled by … Definition of high adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Definition of HIGH in the Definitions.net dictionary. What does HIGH mean? Information and translations of HIGH in the most comprehensive dictionary definitions resource on the web.