Definition of roll-off in English English dictionary
Roll-off is a relative comparison of the rate at which the attenuation increases at the edges of the passband
the attenuation that occurs at the lower or upper frequency range of a driver, network, or system The roll-off frequency is usually defined as the frequency where response is reduced by -3 dB
1. The smooth fall of response to zero at either end of the frequency range of a piece of audio equipment.2. a play-off match in bowling 3. recite volubly or extravagantly, rattle down, rattle off, reel off, spiel off
A roll-on roll-off ship is designed so that cars and lorries can drive on at one end before the ship sails, and then drive off at the other end after the journey. roll-on roll-off ferries. a roll-on roll-off ship is one that vehicles can drive straight on and off