airtime

noun5

1. •
   The duration during which a radio or television program (or part of one) is transmitted.

   • Can you get me some airtime for my latest single?
2. •
   The duration spent talking during a conversation.

   • Let them know you’re looking to create a loosely held balance of air time and want to hear from everyone. — 2017
3. •
   The chargeable use of a mobile phone, either in minutes or in units dependent on the use or traffic.
4. •
   The period of freefall after jumping.
5. •
   The period during which a person riding a rollercoaster or similar ride experiences a feeling of weightlessness.