1. The person is using a phone to type instead of a computer, as an excuse for
typing slowly or typing with
horrible grammar. Commonly used angrily and/or childishly.
2. The person is using a phone and wants you to
getaway.
1. "You type really slow," I
typed. "Im on a
phone dumbass," they replied.
2. "My kid needs milk," I said. "Im on a phone dumbass," they replied, putting their phone up to
my face.