This is Scottish slang. To "bam up" someone means to wind them up, and/or trying to make them believe something that isn't true.
Example 1
Person 1: My pal said you have to wear Speedos at the pool
Person 2: Naw you don't, you can wear swimming shorts, your pal on the bam up, he was bamming you up
Example 2
Person 1: What time is the plane leaving tomorrow?
Person 2: 6am mate
Person 1: Stop trying to bam me up (knowing it isn't that early)
Person 2: You're nae fun, it's at 12 noon
Person 1: My pal said you have to wear Speedos at the pool
Person 2: Naw you don't, you can wear swimming shorts, your pal on the bam up, he was bamming you up
Example 2
Person 1: What time is the plane leaving tomorrow?
Person 2: 6am mate
Person 1: Stop trying to bam me up (knowing it isn't that early)
Person 2: You're nae fun, it's at 12 noon
by Undulating_Unicorn April 6, 2024
Get the Bam upmug. To perform this you first must have a boner in a public place. Now if you feel the need to ejaculate but don't want to actually jerk off, just stick your dick under your belt and blow a load right in your belly button, thus the sunny side up
by furgalish March 13, 2015
Get the sunny side upmug. by SHUT UP karen no one cared October 2, 2020
Get the Shut upmug. by Anonymous October 26, 2003
Get the hook it upmug. When you out a bagel around your dick and the bagel picks up the sperm that is excerpted out of your urethra.
Mom: What is this Johnny
Johnny: That’s my Bagel Pick-Me-Up, it happens when I can’t keep my pants up
Johnny: That’s my Bagel Pick-Me-Up, it happens when I can’t keep my pants up
by Jsjjsjshbdbdjsbsb December 28, 2018
Get the Bagel Pick-Me-Upmug. Come on, why did you look this up? Come and be a, why did you look this up? Oliver, Josh, Jack and Ben. LoL Yolo. 🤗💩🦄😇😱🖕
by William Shakes The Speare May 25, 2016
Get the Why did you look this up?mug. 
Get the 2 fingers upmug.