A bad ISP and cellular phone company. See Cumcast or Cockcast
Guy1: Switch over to CableONE for 100Mbps down for $55.
Guy2: No I am fine with my AT&T 18 Mbps down for $60.
Guy1: Then switch to MetroPCS to get T-Mobile's fast network for $30.
Guy2: I am fine for my AT&T service for $500.
by MrDylanyay August 7, 2016
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a fuck up phone company that doesn't have good service and cheats people out of money
don't use this service
by Me February 13, 2005
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Adjective.

Description of the effects of not-related-to-signal-strength mobile phone call quality problems.
To the other party in a mobile phone conversation: "Hay, could you say that last bit again, you went all AT&T on me".
by andrewincalifornia November 6, 2009
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- dude i got major ass tonight from 5 chicks
(walks away)
- that guy is AT&T
by greggyyyy yo November 11, 2007
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Ass, Tits, and Twat
Dude, she's got great AT&T.
by Cody December 14, 2003
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A wireless phone company (also landlines and internet) with pretty bomb commercials. Not sure if their service is any good.
(I forgot her name so we'll just call her Jen)
Jen: (on the phone) hey mom, i'm in Las Vegas with (boyfriend)
Mom: Okay, just promise me you won't come home married.
(call drops)
Mom: Jen? (looks around) Listen to me, Jen; don't make the same mistake I did.

Mom: Beth!
(girl comes downstairs)
Beth: wu? (what's up)
Mom: Your cell phone bill is what's up. All these text messages.
Beth: omg, inbd. (oh my gosh, it's no big deal)
Mom: It is a big deal. Who have you been texting 300 times a day?
Beth: idk, my bff Jill? (i don't know, my best friend forever Jill)
Mom: Well tell your bff Jill that I'm taking away your phone.
Beth: tisnf! (that is so not fair)
(girl puts phone in mother's hand and goes upstairs)
Mom: Me paying this bill, that's what's...s...nf.

AT&T
by whatserface March 10, 2008
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Adj. When your penis drops, going limp before the act of intercourse.
I was with this chick, then I saw her roommate and went AT&T. She made go down on her after that.
by Smitty C February 15, 2011
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