an internet connection that doesnt allow the people using it to talk on the phone at the same time, if you call someones house while their on dial-up internet you will recieve a sound so horrid that it will make your ears bleed.
it sounds like a robot being tortured.
Online Conversation:

Pete- Sup dawg?

MikeG- my fucking ears are bleeding!

Pete- Yo dawg that sucks, why they bleedin?

MikeG- because i just tryed to call your house but your pov ass family has dial-up!
by diseased sheep July 8, 2006
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A horrible, extremely slow internet connection. With dial up your phone and computer use the same line.
Dial-Up:

Susie- I tried to call you but the line was busy!
Jane- Sorry, I was on the computer.
Susie- o_O
by Aspirations January 10, 2009
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A man inserts his penis into a woman. He makes ear piercing modem sounds for about 15 seconds, then starts thrusting, veeeeeery slooooooowly.
Let's try a new position. It's called the Dial-up.
by Lupussong August 23, 2019
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1) Of or relating to a network connection, as to the Internet, which requires that a telephone number be dialed.

2) A temporary, as opposed to dedicated, connection between machines established over a telephone line using modems.
My dial-up connection was interrupted by call waiting.
by illEATurHARTout April 12, 2004
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“ dial-up” (Adj.) as in a dial-up computer connection to indicate a outdated mode, thought, recommendation, or activity?
Person #1: Let’s go drink a beer and hang out at the Mall!

Person #2: Not for me, that is such a dial-up plan.

Passenger Parent: If I have told you once, I have told you a thousand times to drive slower.

Driving Adolescent: If it weren't for the dial-up phrasing, I actually would.
by rhet June 16, 2009
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To get charged, revved, pumped up, tweeked
She was rubbing my inner thigh in a soft circular motion and I got to be all dialed up.
by DoucheyStar January 26, 2010
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Thin or non-existent lips, the opposite of the more desirable DSLs, or "dick sucking lips". This is an obvious technological reference to the advent of broadband internet, specifically Digital Subscriber Lines or DSL as it is commonly known, as opposed to the now archaic 56kbps and slower “dial-up” modems, considered obsolete and thus less desirable by most.
“I would have taken her back to the spot for some dome but I’m not down for the dial-ups.”
by dipper5150 May 5, 2009
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