To pile-on to a person, or to join onto a side of an argument. The most common uses of sandbags are in sports arguments and in roast sessions with the boys.
Sam: Brad you are a dumb dufus
Brad: Sam you make no sense dude.
Trent: Yeah Sam he's right you eat bro.
Sam: Why do you gotta sandbag me like that Trent?
Brad: Sam you make no sense dude.
Trent: Yeah Sam he's right you eat bro.
Sam: Why do you gotta sandbag me like that Trent?
by rolandhehehe June 8, 2017
Get the sandbagmug.
Get the Sandbagsmug. by SoraLionhart03 May 20, 2017
Get the turkish sandbagmug. As Nunnsy started spinning dits, the colleague will urge others to "pull up a sandbag" as this story might take a while and will spiral off topic.
by Big D's Little D June 24, 2021
Get the pull up a sandbagmug.