glitchPronunciation: (glich), [key] Slang.
a defect or malfunction in a machine or plan.
any error, malfunction, or problem. Cf. bug1
a brief or sudden interruption or surge in voltage in an electric circuit.
to cause a glitch in: an accident that glitched our plans.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.