And sadly, equates the tip of the iceberg about the real magnitude of predicament because of this much hidden nature of ones type of abuse-one that ladies and children cover from shame and desperation.
Think about it: You have to care a whole awful lot about somebody to bother writing a song about them.
So it's like he's using sarcasm as a cover for his feelings and saying, "Oh, it's okay.
"'Cause that's just who I am this week" refers to how the deep friendship she always feels for him occasionally develops lust alongside it, which always goes away and comes back yet isn't constant (friendship one week, lust the next).
"Lie in the grass, next to the mausoleum" - To "lie" with somebody is often used as a euphemism for sex, and a mausoleum is used for burial.
For the sake of this interpretation, and because it seems more common, I'm going to say it's a girl falling in love with her gay best friend. " refers to how she's afraid her new feelings will be too much for the friendship to bear, as though she's asking hesitantly if it's wrong.
"I've been dying to tell you anything you want to hear" refers to how she tells him she only loves him as a friend because she doesn't want to scare him off.
"Drop a heart, break a name" represents her current lose-lose situation; her heart is being "dropped" knowing they can't be together, but at the same time, one of the reasons they're such good friends is that she trusts him in part because he's gay and if he wasn't, he'd be losing part of his identity that endeared him to her in the first place ("break[ing]" his "name").
"We're always sleeping in and sleeping for the wrong team" is an obvious allusion to his orientation (while not morally wrong, he is on "the wrong team" if she wants to be with him) and more significantly her misplaced feelings for him.
I know I comment here a lot; this is the most universal song I know so I'm really into the symbolism.
I have to say though: "I'm just a notch in your bedpost, But you're just a line in a song" seems sarcastic to me, at least the second half does.
This version won the MTV2 Award at the 2005 MTV Video Music Awards.