1. when a friend buys another friend a beer to make up for a wrongdoing.
2. to make amends with a friend who was insulted, let down, or wronged by buying them a beer.
Paul bought Kevin a make up beer to show that he was sorry for forgetting to invite him to his party last weekend.
by 2rde4rc April 29, 2010
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(verb) : To, just before or upon entering a venue or party, place several (three or more) cans of beer into ones cargo pockets, hoodie pockets, jacket flaps, socks, shoes, or any other almost-concealed location on ones purpose, for the purpose of then drinking or distributing the several beers without having to return to a beering-up station.
Dodgers @ Oracle tonight? It's time to pre-game and Beer Up!

We look so out of place in this ritzy hotel elevator right now, all beered up and such. You've got four Mich's in your hunting jacket alone right now and two of them are open.
by Skeeterskoob707 August 16, 2022
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Beer Up - v. To put as many beers as possible on one's person, such as in pockets, for the purpose of having as many beers as possible ready to drink or gift on as short a notice as possible. Typically done when one arrives at the party.
I gotta beer up before the hike.
by Raul Menendez December 19, 2016
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