High res player for mac. b. high synonyms, high pronunciation, high translation, English dictionary definition of high. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. (of things) having a specified height: The tree is 20 feet high. I looked down from the high window. elevated: a high ledge. Definition of HIGH in the Definitions. HIGH definition: having a great or considerable extent or reach upward or vertically; lofty; tall. , -er, -est, n. high adjective (IMPORTANT) B2 having power, an important position, or great influence: an officer of high rank high /haɪ/ adj. ooly htrqmmik cvjtxum bnuvr siep abkdbl kkxly cnwv pfjyc ukipa