Grab a box of boxed wine and proceed to take the wine bag out of the box. Hoist said wine bag over head and proceed to chug while your homies slap said wine bag. May be done in our outside of a kiddie pool.
Boy 1: Got any boxed wine bro?
Boy 2: Yeah? You down for slappin' bags in the barracks this weekend?
Boy 1: Yeah bro just stole my lil sister's kiddie pool.
Boy 2: Yeah? You down for slappin' bags in the barracks this weekend?
Boy 1: Yeah bro just stole my lil sister's kiddie pool.
by RicoThraxx July 16, 2018

The practice of engaging in sexual intercourse with copious amounts of lube, producing wet, juicy, slaps and balls that can most definitely be heard by the neighbors.
Daaaamn bro, Astolfo and I really overdid it on the lube last night. You might even say we was slappin' and blappin'!
by The_Amazing_Gay April 13, 2023

When you and your roommate hit the showers together and slap each others backs when they least expect it
by TonguePunchingAnalCavities April 5, 2022

by A friend of Purple Kitty and Schwik June 19, 2003

by Realvimshady March 31, 2019

by monotonemumbler July 8, 2016

by devon December 3, 2003
