1. It is a T-Mobile Sidekick 3 and LX phrase or term, as to define one's phone has received a mobile/cellular message from a recipient. 2. When one's message has been sent and received through T-Mobile's provided cell towers in accordance with it's Terms and Conditions (as applies, see your local state for rules and regulations) it displays a blue light that reflects over a clear trackball signaling you have new and pending messages that may or may not need your attention.
by L0v3YaRi March 04, 2009