When you leave the room to talk to your girlfriend on the phone so your friends can't see you being romantic.
Johny's friends made fun of him when his friends caught him phone boning with his girl.
by Cuzin' Pooh December 18, 2005
The act of having over the phone sex. Talking nothing but freaky, nasty, sexual, and horny langauge.
Hey baby, lets do some PHONE BONING.
by The G One April 13, 2009