For some reason, it means a skinnier ugly chick than a grenade which makes no fucking sense because you would think that since a land mine is more lethal and cheap and worse than a grenade for many reasons, that it would instead mean an even fatter ugly chick than a grenade, but for some reason, it means the exact opposite. Another reason why Jersey Shore is the stupidest fucking show ever that should be wiped off the face of the earth, and whoever watches that god awful excuse for a show is a stupid fucking trendster.
A pile of dogpoopy in your yard or any general area you are walking. Same as a dogpile.
Be careful when you are walking through Seymour's yard, it's loaded with land mines from his two St. Bernarddogs.
Oh fooey! I stepped in a land mine outside and I smeared it all over your Persian rug! I'm not going to apologize though, you're the one who choses to have a dog.
passing gas on a soft surface to try and mask the smell(ie couch, cinema seat). This holds the smell until you get up and walk away. Hence the land mine
Guy: So I was on a date with Julie the other day and I had some bad gas so I dropped a land mine so that she wouldn't be able to smell it.
Friend: So what happened?
Guy: Well, it worked until we got up after the movie, I think she knew it was me.
Ejaculating purposely on the floor to where you know your roommate is going to step on it.
Roomate: (Walks into the room) Sup man... ahh shit I just stepped in something wet Jared: hahaha its a land mine
Roomate: What is that?
Jared: My jizz.... haha... gotcha bitch!!