When a guy or girl, mostly girls at Sulphur High School, crave the attention of the opposite sex with a passion. Signs include this person consecutively liking pictures of you on Facebook, messaging constantly, etc. This feeling is usually not mutual, making it more annoying.
Man, I've got a date for homecoming already and she's still stalking my Facebook. She messaged me to ask if I wanted to go to her after party; she said she doesn't even know who else is going to go yet. She's so thirsty.