[ hahy-bawl ]
/ ˈhaɪˌbɔl /


a drink of whiskey mixed with club soda or ginger ale and served with ice in a tall glass.
  1. a signal to start a train, given with the hand or with a lamp.
  2. a signal for a train to move at full speed.
Military Slang. a hand salute.

verb (used without object)

Slang. to move at full speed.

verb (used with object)

to signal to (the engineer of a train) to proceed.

Origin of highball

An Americanism dating back to 1880–85; high + ball1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for highball

British Dictionary definitions for highball


/ (ˈhaɪˌbɔːl) mainly US /


a long iced drink consisting of a spirit base with water, soda water, etc
(originally in railway use) a signal that the way ahead is clear and one may proceed


(intr) to move at great speed
(tr) to drive (a vehicle) at great speed

Word Origin for highball

C19: (in sense 2) from the early railway signal consisting of a ball hoisted to the top of a pole
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