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n.
a sudden sharp decrease in some quantity; "a drop of 57 points on the Dow Jones index"; "there was a drop in pressure in the pulmonary artery"; "a dip in prices"; "when that became known the price of their stock went into free fall"
n.
a small indefinite quantity (especially of a liquid); "he had a drop too much to drink"; "a drop of each sample was analyzed"; "there is not a drop of pity in that man"; "years afterward, they would pay the blood-money, driblet by driblet"--Kipling
v.
decrease in size, extent, or range; "The amount of homework decreased towards the end of the semester"; "The cabin pressure fell dramatically"; "her weight fall to under a hundred pounds"; "his voice fell to a whisper"
v.
leave unchanged or undisturbed or refrain from taking; "leave it as is"; "leave the young fawn alone"; "leave the flowers that you see in the park behind"
v.
give up with the intent of never claiming again; "Abandon your life to God"; "She gave up her children to her ex-husband when she moved to Tahiti"; "We gave the drowning victim up for dead"
v.
stop maintaining or insisting on; of ideas or claims; "He abandoned the thought of asking for her hand in marriage"; "Both sides have to give up some claims in these negotiations"
v.
stop operating or functioning; "The engine finally went"; "The car died on the road"; "The bus we travelled in broke down on the way to town"; "The coffee maker broke"; "The engine failed on the way to town"; "her eyesight went after the accident"
v.
leave unchanged or undisturbed or refrain from taking; "leave it as is"; "leave the young fawn alone"; "leave the flowers that you see in the park behind"
v.
cause to come or go down; "The policeman downed the heavily armed suspect"; "The mugger knocked down the old lady after she refused to hand over her wallet"
v.
decrease in size, extent, or range; "The amount of homework decreased towards the end of the semester"; "The cabin pressure fell dramatically"; "her weight fall to under a hundred pounds"; "his voice fell to a whisper"
v.
stop operating or functioning; "The engine finally went"; "The car died on the road"; "The bus we travelled in broke down on the way to town"; "The coffee maker broke"; "The engine failed on the way to town"; "her eyesight went after the accident"
v.
prevent from entering; shut out; "The trees were shutting out all sunlight"; "This policy excludes people who have a criminal record from entering the country"
v.
force to go away; used both with concrete and metaphoric meanings; "Drive away potential burglars"; "drive away bad thoughts"; "dispel doubts"; "The supermarket had to turn back many disappointed customers"
v.
deliver a sharp blow, as with the hand, fist, or weapon; "The teacher struck the child"; "the opponent refused to strike"; "The boxer struck the attacker dead"
v.
put into a certain place or abstract location; "Put your things here"; "Set the tray down"; "Set the dogs on the scent of the missing children"; "Place emphasis on a certain point"
v.
cause to go somewhere; "The explosion sent the car flying in the air"; "She sent her children to camp"; "He directed all his energies into his dissertation"
v.
leave unchanged or undisturbed or refrain from taking; "leave it as is"; "leave the young fawn alone"; "leave the flowers that you see in the park behind"
v.
have or possess, either in a concrete or an abstract sense; "She has $1,000 in the bank"; "He has got two beautiful daughters"; "She holds a Master's degree from Harvard"