A single-use, translucent plastic tube containing isolated substances that, when combined, make light through chemiluminescence. Glow sticks are often used for recreation, but may also be relied upon for light during military, police, fire, or EMS operations but can also be found shoved up one's ass. Sometimes it may be difficult to fit up one's ass due to there already being rocks there.
A cheap sex toy found in many supermarkets, especially near November 5th. Many children mistake them as pretty lights, but they are actually used for pleasuring women. Commonly used by teenagers that go out on raves.
(Guy)- Yo, you be looking like an albino!
(Me)- Nah bro, I'm a Glow Stick cuz!
(Guy)- How?!?
(Me)- If you broke my arm, shook it real good, and turned out the lights, I would glow red!.!
Glow Stick is what a guy makes when he wears a condom, urinates in it, then masterbates without taking it off. When he cums, he mixes it all together as if he was activating a glow stick.