(transitive, arithmetic) To round (a number) to the greatest integer that is not greater than it, or to some other lower value, especially a whole number of hundreds, thousands, etc.

(chiefly Britain, Canada) Condition caused by a chromosomal deficiency, whereby the patients bear a certain resemblance to the Mongoloid race, such as a small head and tilted eyelids.

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

simple past tense of lie down

(transitive) To give up, surrender, or yield (e.g. a weapon), usually by placing it on the ground. / To place on the ground, e.g. a railway on a trackbed.

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.

(idiomatic, often with 'on') To take harsh action (against), as when enforcing a law more stringently than before.

Used other than figuratively or idiomatically: see track, down. / (idiomatic) To hunt for or locate; to search for; to find.

(transitive) To make (something) lower (especially of clothes). / (transitive) To demolish or destroy (a building etc.). / (transitive) To cause to fall to the floor