When someone excludes themselves from society and attempts to improve on a certain factor of themselves such as a particular skill, their personal appearance or an assignment so when they're done they feel like a beautiful butterfly.
Person A: "Is Andrew coming to the party?"
Person B: "Nah he's cocooning."
Person A: "What for?"
Person B: "He's trying to get in shape."
Derived from the word cocooning, this word more accurately describes the act of retreating from the world and insulating yourself for a period of time due to feelings of being overwhelmed, crazy or unstable. It is most effectively used to reassure your friends that although your behavior might seem troubling or anti-social, you are still sane enough to have a sense of humor about it and will not be rocking in the fetal position.
"I've had a really crazy week so I think I'm just going to be coocooning this weekend."
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the USCoast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.