highflier

or high-fli·er, high·fly·er, high-fly·er

[ hahy-flahy-er ]
/ ˈhaɪˈflaɪ ər /

noun

a person who is extravagant or goes to extremes in aims, pretensions, opinions, etc.
a person or thing that flies high.
a stock, often speculative, whose price moves up or down widely.

Origin of highflier

First recorded in 1680–90; high + flier
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for high-flyer

British Dictionary definitions for high-flyer

high-flyer

high-flier


noun

a person who is extreme in aims, ambition, etc
a person of great ability, esp in a career
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012