Diluted; containing extra water. / (colloquial, figuratively) Weakened or simplified

Which has broken down and, as a result, is no longer in working order. / Not properly maintained; neglected. / Ruined in character or strength.

Used other than figuratively or idiomatically: see cut, down. / (transitive) To bring down by cutting. / (idiomatic, transitive) To insult, to belittle. / (idiomatic) To reduce the amount of something.

Used other than figuratively or idiomatically: see get, down. / (transitive or intransitive) To bring or come down; to descend; to cause to bring or come down. / (transitive) To concentrate; attend.

(nautical) To close or make watertight, referring to hatches and cargo. / (transitive) To secure. / (intransitive) To prepare for adversity.

(idiomatic) To put forth the needed effort; to focus; become serious; apply oneself (e.g. to work or study).

(idiomatic) In a condition of poverty or debility, especially as a result of experiencing a financial or personal setback.

a depreciation, or a lowering in the price or value of something

To reach by moving down or reducing. / (idiomatic) To entirely depend upon a single factor; basically, ultimately or in essence.

(US) To eat something quickly.