ONL has various meanings in the Internet Slang category. Discover the full forms, definitions, and usage contexts of ONL in Internet Slang.
In general, when a machine is "online," it is turned on and connected to other devices. For example, when a network printer is online, computers connected to that network can print from it. Other devices, such as scanners, video cameras, audio interfaces, and others are said to be online when they are running and connected to a computer system. Recently, however, the term "online" usually means being connected to the Internet.
Internet SlangLast updated: