a predetermined hiding place for the deposit and distribution of illicit goods (such as drugs or stolen property)
"The undercover officer traced the smugglers to an abandoned warehouse that served as their primary drop."
a curtain that can be lowered and raised onto a stage from the flies; often used as background scenery
"The lighting designer carefully timed the drop to reveal the castle backdrop just as the actor entered the scene."
a central depository where things can be left or picked up
"She asked me to leave her package at the drop so she wouldn't have to come inside during her meeting."
A small quantity of liquid, just large enough to hold its own round shape through surface tension, especially one that falls from a source of liquid.
"A single drop of rain fell onto the dry pavement before merging with the others."
A dose of liquid medicine in the form of a drop (sense 1).
"She carefully placed two drops from the eye dropper into her child's left eye to treat the infection."
In plain English: A drop is a very small amount of liquid that falls from something.
"He tried to catch the falling drop of rain on his tongue."
Usage: Use "drop" as a noun to describe a tiny, rounded portion of liquid that has separated and fallen from a source, such as a single tear or water falling from a faucet. Avoid using it for small amounts of powder or other non-liquid substances unless you are being metaphorical.
cause to fall by or as if by delivering a blow
"strike down a tree"
"Lightning struck down the hikers"
stop associating with
"They dropped her after she had a child out of wedlock"
omit (a letter or syllable) in speaking or writing
"New Englanders drop their post-vocalic r's"
grow worse
"Her condition deteriorated"
"Conditions in the slums degenerated"
"The discussion devolved into a shouting match"
Of a liquid: to fall in drops or droplets.
"The hot coffee began to drop onto the saucer, creating small splashes on the table."
In plain English: To drop something means to let it fall from your hand so it hits the ground.
"Please drop off the package at the front desk before you leave."
Usage: Use "drop" as a verb to describe a liquid falling from a surface into small, separate portions like rain or water leaking from a faucet. It indicates the action of detaching and falling individually rather than flowing in a continuous stream.
The word "drop" comes from the Old English dropa, originally referring to a small quantity of liquid or anything that hangs down like a pendant jewel. It traveled into Middle English with this same core meaning before becoming part of modern vocabulary.