1.) When your or someone else's eyes drop below the line of a girl's booty.
2.) When eyes drop down below the "horizon"
3/30/11 - birth of "second-level drop".
1.) Really? Come on man, I saw that second-level drop.
2.) You got to learn how to hide your second-level drop.
3.) Dude! That was a guy and you did a second-level drop? Come on!
1.) Seeing someone looking at a girl's butt.
2.) When your eye's sink below the horizon of a girl's body.
3.) When you look at a girl's butt.
Dude... your second-level drop is so noticeable.
Hot chick! Second-level drop, OH YEAH!
Come on man, that was a guy and you made a second-level drop? Give me a break!
4/12/11 - birth of "second-level drop"