Meaning of roll-off

roll-off

Pronunciation: (rōl'ôf", -of"), [key]
— n.
  1. the rate of loss or attenuation of a signal beyond a certain frequency.
  2. the tendency of an airplane to lower one wing under varying conditions of flight.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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