Definitions for "Treo"
an integrated phone/Handspring PDA with minikeyboard
The brand name for Palm's smartphone product line. more info
The Palm Treo is a line of smartphones originally developed by Handspring, which was purchased by Palm, Inc.. They are now manufactured and maintained by Palm, Inc. Treos have a number of integrated features such as the ability to check the calendar while talking on the phone, dial directly from a list of contacts, and send email messages.