[ dee-buhg ]
/ diˈbʌg /

verb (used with object), de·bugged, de·bug·ging. Informal.

to detect and remove defects or errors from.
to remove electronic bugs from (a room or building).
Computers. to detect and remove errors from (a computer program).
to rid (a garden, plant, etc.) of insect pests, as by the application of a pesticide.

Origin of debug

First recorded in 1940–45; de- + bug1
Related formsde·bug·ger, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for debugged


/ (diːˈbʌɡ) informal /

verb -bugs, -bugging or -bugged (tr)

to locate and remove concealed microphones from (a room, etc)
to locate and remove defects in (a device, system, plan, etc)
to remove insects from


  1. something, esp a computer program, that locates and removes defects in (a device, system, etc)
  2. (as modifier)a debug program

Word Origin for debug

C20: from de- + bug 1
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

Word Origin and History for debugged



1945, of machine systems, from de- + bug (n.) "glitch, defect in a machine." Meaning "to remove a concealed microphone" is from 1964. Related: Debugged; debugging.

Online Etymology Dictionary, © 2010 Douglas Harper