[ uhp-burst ]
/ ˈʌpˌbɜrst /


a burst upward.

Origin of upburst

First recorded in 1835–45; up- + burst
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for upburst

  • The machine, with its human freight, lifted in an upburst of smoke, and sank down a mass of wreckage and death.

    The Iron Heel|Jack London