- a signal to start a train, given with the hand or with a lamp.
- a signal for a train to move at full speed.
verb (used without object)
verb (used with object)
Examples from the Web for highball
Pursuit of happiness at our house involved a highball for Dad and an Old Fashioned for Mom.What Did TJ Mean By “Pursuit of Happiness,” Anyway?|P. J. O’Rourke|June 8, 2014|DAILY BEAST
The Inspector lighted a new cigar, sipped his highball and came back to his speech.Anthony Trent, Master Criminal|Wyndham Martyn
He got a highball at the bar and carried it over to Bill's table.Hunter Patrol|Henry Beam Piper and John J. McGuire
He sat now sipping his highball, tilted back with an affectation of ease.The House of Mystery|William Henry Irwin