Definition of "telnet" [telnet]

• An Internet communications protocol that enables a computer to function as a terminal working from a remote computer. (noun)
• A program that implements this protocol. (noun)
• To access an account over the Internet using the Telnet protocol: telnetted from her work computer to her university account. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The hacker clan that discovered a vulnerability in telnet on BSD and created an exploit to demonstrate the extent of the bug are all hottenbothered because Bugtraq, a venerable security-alert mailinglist posted the exploit, despite a header that forbade such action."
• "What the commands do is to use an internet protocol called telnet to access a remote telnet site."
• "It's easy enough to add telnet, which is an optional feature of Windows Server"