Definition of high-tone in English:

high-tone

adjective

  • 1Originally and chiefly US informal. High-class, superior.

  • 2Phonetics. Uttered at a high pitch.

verb

  • 1with object Chiefly US. To bring to a superior or more elevated state; to make high-toned.

  • 2with object US informal. To treat in a superior or condescending manner. Now rare.

Origin

Mid 19th century; earliest use found in Epes Sargent (1813–1880). From high + tone<br>early 19th century; earliest use found in Harriet Lee (1757/8–1851), novelist and playwright. From high + tone.

Pronunciation

high-tone

/ˌhʌɪˈtəʊn/