the.com/rooted
Anchored so deep that nothing — wind, doubt, or trend — can knock it loose.
means Firmly fixed in place or principle; in Australian slang, also utterly exhausted or completely broken.
from From Old English 'rot,' the underground anchor of plants, branching into anything grounded, fixed, or stubbornly unmovable.
Aussie twistDown Under, rooted means knackered, doomed, or kaput.
Tech senseA rooted phone has its locks pried wide open.
Botany truthRoots anchor, but mostly they hunt for water.