When you attempt to effect change that would ultimately lead to worse outcomes for everyone. Alternatively you just fuck something up royally.
Bro, you're never going to be captain, quit Ackmaning the squad.

He really Ackman'd that shot.
by AdmiralAckbar5 August 10, 2017
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A very, VERY large Ackman.
Wow, did you know that Steve had a Huge Ackman? I thought it was just a moderate Ackman at best, but Olivia said it was huge.
by George, Right Lorissa? February 25, 2018
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A beautiful girl with a gorgeous face and body, with hypnotising eyes like diamonds and a voice like an angel's. Her smile is like that of gold, with a laugh that brightens any dark corner.
Erin Ackman is beautiful.
by Shadow Torres April 25, 2017
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