cocooning (Noun) — Retreating to the seclusion of your home (as for privacy or escape).
cocooning (Verb) — Retreat as if into a cocoon, as from an unfriendly environment. ex. "Families cocoon around the T.V. set most evenings" ex. "She loves to stay at home and cocoon"
cocooning (Verb) — Wrap in or as if in a cocoon, as for protection.