Stop Online Milling Coalition's definitions
Verb; to mill is to constantly Facebook and text message every girl in one high school, regardless of age, color, or size. One who mills never stops until thoroughly rejected.
"Did you hear Sarah got milled last night? He sent her a text saying 'you're kinda cute, want to screw?' She's never talked to him in real life!"
by Stop Online Milling Coalition March 4, 2012
Get the millmug.