A brief romantic encounter usually occuring while traveling or on vacation, occasionally outwardly resembling a conventional relationship, but without any underlying comittment. May be rekindled at future opportunities.
Friendships that only last while in the location they were formed such as friends from high school that you lose touch with or never talk to again after high school
Oh yeah, I was friends with Christy at work but it was just a locationship so we didn't talk after I quit.
or
I just had locationships in high school, I haven't seen those friends since.
The person who is constantly updating their facebook status with their location and letting everyone know EXACTLY where they are.
Usually done with a smartphone that can link their status to a location.