ass number
a random number - one that's pulled right out of the ass
No, I didn't calculate the sale price - it's an ass number
ass-pulled number (APN)
An price, quantity or amount that an individual uses or includes in a report or price quote, with little or no thought involved beforehand. Derived from the older proverb, "pulling a <something> out of your ass". More commonly used as an abbreviation.
Engineer #1: "Hey, we need a price quickly on the gazebo to finish the estimate, give me an ass-pulled number (APN)! "
Engineer #2: "Yeah, use $20,000..."
Engineer #2: "Yeah, use $20,000..."
Kicking ass and taking numbers
When you are so good at something, people are lining up to challenge you and you have to give them a number and they have to wait their turn.
He had an awesome game of basketball today. He was kicking ass and taking numbers.