iFriend

iFriend, n. 1. One who is used solely for the applications on his or her iPhone.

Definition also applies to other Apple products, i.e., iPod, iTouch, iMac.

Person 1: Hey Jane, can I check my Facebook on your iPhone?
Person 2: Um, actually my name's Julie, but, sure...
Person 3 (to person 1): Do you actually hang out with that girl?
Person 1: No, she's just my iFriend.