Definitions for DSL
Random House Webster's College Dictionary
Digital Subscriber Line: a technology that allows high-speed transmission of data, audio, and video, usu. over standard telephone lines; a form of broadband transmission.
Category: Telegraphy and Telephony
Origin of DSL:
digital subscriber line, DSL(noun)
a generic name for digital lines that are provided by telephone companies to their local subscribers and that carry data at high speeds