n.
1.a change for the worse
2.a shape resulting from distortion
3.an optical phenomenon resulting from the failure of a lens or mirror to produce a good image
4.a change (usually undesired) in the waveform of an acoustic or analog electrical signal
5.the act of distorting something so it seems to mean something it was not intended to mean
6.the mistake of misrepresenting the facts
Idiom of the Day
walk the plank
to be forced to resign from a job
The vice-president was forced to walk the plank when the new president joined the company.
