down

English physician who first described Down's syndrome (1828-1896)

cause to come or go down

“The policeman downed the heavily armed suspect”

improve or perfect by pruning or polishing

drink down entirely

“He downed three martinis before dinner”

shoot at and force to come down

a complete play to advance the football

“you have four downs to gain ten yards”

becoming progressively lower

“the down trend in the real estate market”

being or moving lower in position or less in some value

“lay face down”

being put out by a strikeout

“two down in the bottom of the ninth”

bring down or defeat (an opponent)

not functioning (temporarily or permanently)

“we can't work because the computer is down”

understood perfectly

“had his algebra problems down”