Otherwise known as a "loogie." A generally large, brackish, slimy substance expunged from ones lungs with great force. Commonly used as a weapon on schoolyards and construction sites.
A person who rummages through trash/garage sale "free" boxes for buried gold (i.e. empty bottles, copper, scrap aluminum, broken household goods, etc.) in the middle of the night.
See Also: trash picker
Jen: Hey. What should we do with these empties?
Derek: Throw them out in the front so the landclammers can get them; they'll be gone by morning.
Jen: Sweet. Can I throw my aluminum siding and broken laserdisc player out there, too?