The American Heritage® Dictionary of the English Language, 4th Edition
n. Retreat into the seclusion of one's own home during leisure time, as for privacy or escape: "The harassments of daily life—looming nuclear incineration, rude waiters—have driven people to cocooning.” ( George F. Will).
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. retreating to the seclusion of your home (as for privacy or escape)
Word Usage
"In her recent book, The Faith Popcorn Report, she explains that cocooning is about "reality retreat -- the impulse to stay inside when it just gets too tough and scary outside.""