Definitions from Wiktionary ( )

▸ adverb:  In or to a lower or subordinate position, or a position beneath or below something, physically or figuratively.
▸ adverb:  So as to pass beneath something.
▸ adverb:  (usually in compounds) Insufficiently.
▸ adverb:  (informal) In or into an unconscious state.
▸ adjective:  Lower; beneath something.
▸ adjective:  In a state of subordination, submission or defeat.
▸ adjective:  (medicine, colloquial) Under anesthesia, especially general anesthesia; sedated.
▸ adjective:  (informal) Insufficient or lacking in a particular respect.
▸ adjective:  Down to defeat, ruin, or death.
▸ noun:  The amount by which an actual total is less than the expected or required amount.

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