A person who tries to be tough like their gangster brethren, but fails because they are just too white.Typically referring to white males between the ages of 14 and 17 who walk around with a limp because their pants are so low.
Friend: "Oh look at that white kid walkin' with his sagging pants, trying to be a G.
Me: "I know, he's such a hard marshmallow."
Me: "I know, he's such a hard marshmallow."
by Khazzy June 29, 2013

by Ziggyz123 July 9, 2014

"Dude, Sophie gave me a toasted marshmallow last night"
It can also be used in the past tense verb form, like "Dude, Sophie toasted my marshmallow last night".
It can also be used in the past tense verb form, like "Dude, Sophie toasted my marshmallow last night".
by wutangkillabeezonaswarm March 23, 2009

by the tea bagger April 13, 2014

a melted marshmallow is when a dude gives you a heavy blowjob, and you cum such a suprising amount (oh yes, you do it guy on guy, i know you like that) and your excess sperm drips out of his mouth like a melted marshmallow.
by Mallow-King October 19, 2009

Before intercourse the man sets his pubes on fire and quickly puts it out with whipped cream, while the partner licks it
James: Dude, I got way too kinky with my girlfriend last night
Tony: Did you guys do the Roasted Marshmallow?
James: Hell yeah
Tony: Did you guys do the Roasted Marshmallow?
James: Hell yeah
by Bigger fatty January 29, 2018

My wife took the campfire stick from my son and grabbed a whipper marshmallow to clean off his burnt leftovers!
by poconolocal June 30, 2009
