Ack Rite

When one acts out or acts inappropriately.

Lauren: "Maaaaan, check Karla out. She needs to calm the eff down and chill out."

Courtney: "Looks like somebody forgot to take her dose of Ack Rite today. Better go sprinkle some in her FourLoko."

by cnicAtx July 1, 2011

Ack

Nerdspeak for "yes" or "I hear you"
Usu. used on IM by programmers

"Is the latest patch on the source server?"
"Ack"

by mistervague November 8, 2003

Ack

In the TCP protocol, the receiving computer sends an ACK (acknowledgment) to the sending computer. This is basically how a coonection is established.

Sender sends 3 packets, Receiver receives 3 packets and sends "ACK 4" (meaning it received what was sent, and it's ok to send the next number or packet)

by Obi-Wan December 9, 2003

ack shack

A shack that holds all the merch, where u can buy the ackest materials

The ack shack is restocked

by Tinshious bussighton February 19, 2018

Ack

The natural sound someone makes when choking

Person 1: ACK ACK ACK
Person 2: Are you ok?

by Still chill still chill February 21, 2020

Ack

airport call letters for Nantucket Memorial Airport.

Common abreviation for anything Nantucket.

Ack Attack - Have to get to Nantucket for vacation

by Chris ACK June 15, 2005

ack

a human onomatopoeic(sound)word to describe frustration or disgust.

"ACK!!! I have work today, It's going to be a bitch!"

by Emily Winters January 5, 2005