adjective

• Having roots, or certain type of roots.
• Fixed in one position; immobile; unable to move.
• (figuratively) Ingrained, as through repeated use; entrenched; habitual or instinctive.
• (figuratively, usually with "in") Having a basic or fundamental connection (to a thing); based, originating (from).
• (mathematics, graph theory, of a tree or graph) Having a root.
• (slang) In trouble or in strife, screwed.
• (Australia, New Zealand, slang) Broken, damaged, non-functional.
• (computing, not comparable) Having a root (superuser) account that has been compromised.