Meaning of tap off | Babel Free

Definitions

1. To remove liquid or other particles from a furnace, keg, or other canister.
   transitive
2. To turn off by striking lightly.
   transitive
3. To conclude an electronic ticketing process at the end of a public transport journey by holding a chipcard or a mobile device close to a terminal or reader
   intransitive

Examples

“Launching Monday, the new multi-rider feature will allow up to five riders to use the same Key card when taking a SEPTA bus, trolley, the Broad Street Line, the Market-Frankford Line, the Norristown High Speed Line and Regional Rail.(…) Riders will need to tap on and tap off to get the correct fare.”

“You need to tap on (that is, hold your Myki card against the card reader) on trams, but you don't have to tap off.”

“The new system allows users to tap on and off at a validator with a new MyWay+ transport card or certain contactless bank cards.”

CEFR level