Electronics. the rate of loss or attenuation of a signal beyond a certain frequency.
Aeronautics. the tendency of an airplane to lower one wing under varying conditions of flight.
Origin of roll-off
noun use of verb phrase roll off
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
(intr, adverb) electronics to exhibit gradually reduced response at the upper or lower ends of the working frequency range
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