Derived from the expression "get a room." When couples constantly leave romantic, mushy or suggestive messages on each other's Facebook wall for everyone else to see, someone else may tell them to "get an inbox already" and carry on in private.
Sadie: I love you SO FUCKING MUCH ahhhhhhh Im gonna die from how much I love you <3 <3 <3
When you have no messages in your email inbox. Such a goal is often elusive, because the more email you clear out and reply to, the more new messages come in.
I reached my goal of inbox zero by Friday afternoon, but Monday morning I had 42new messages.
A person who is too stupid to use the word 'email' or 'message' and simply refers to the folder the message arrives in, rather than the method of transportation.
If you see or hear someone use this phrase, it is best to remove all technology from that persons zone of influence and prevent them from using it again. Cutting off their fingers is extreme but may well be acceptable for the good of humanity as a whole.
"If you know this guy please inbox me." "I'd rather troll you first if that's ok? And link Urban Spoon whilst I'm at it"