debug

[dee-buhg] /diˈbʌg/
verb (used with object), debugged, debugging. Informal.
1.
to detect and remove defects or errors from.
2.
to remove electronic bugs from (a room or building).
3.
Computers. to detect and remove errors from (a computer program).
4.
to rid (a garden, plant, etc.) of insect pests, as by the application of a pesticide.
Origin
1940-45; de- + bug1
Related forms
debugger, noun
British Dictionary definitions for debugger

debug

/diːˈbʌɡ/
verb (transitive) -bugs, -bugging, -bugged
1.
to locate and remove concealed microphones from (a room, etc)
2.
to locate and remove defects in (a device, system, plan, etc)
3.
to remove insects from
noun
4.
  1. something, esp a computer program, that locates and removes defects in (a device, system, etc)
  2. (as modifier): a debug program
Word Origin
C20: from de- + bug1
Word Origin and History for debugger

debug

v.

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.