1. on and off - Adjective
2. on and off - Adverb
not regularly
Source: WordNeton-and-off
they phone each other off and on Source: Internet
Active phase array uses individual delay lines that are switched on and off. Source: Internet
A common solution to the problem of electricity involves preset timers ( Shabbat clocks ) for electric appliances, to turn them on and off automatically, with no human intervention on Shabbat itself. Source: Internet
A chart recorder on the heater current showed that the heater was not cycling on and off, as it should have been if the thermostat was functioning correctly, but no one noticed it at the time. Source: Internet
"Also, on Eskom, the on and off of Eskom, it affects economic growth, it affects the livelihoods of ordinary people. Source: Internet
All 62 attendees are recent NCAA women’s basketball graduates who are selected based on their academics, contributions to women’s basketball on and off the court, their professional resume and a written recommendation by their head coach. Source: Internet