Worse than "Doggin the Boys".
The act of a person lying to his friends in order to get out of planned event to flirt with a girl because he is more thirsty than an Ethiopian who has not had water for 8 months.
Person A: "Hey, are you going to come with the boys for a drink later tonight?"
Snake: " Sorry mate, I am sick. I can't even get out of bed and my throat is dryer than a burnt coil. My phone is about to die and I lost my charger.
When the sun comes out and suddenly, your friend who has been perfectly normal all winter, switches up and starts backstabbing you regularly and with relish. Wanes off around autumn.