n. Function: verb
to decrease suddenly and sharply in financial value or price FF1C; the stock plummeted 60 points when the story broke FF1E;
Synonyms: dip, drop, fall, nose-dive, plunge, skid, tumble
Related Words: decline, decrease, descend, sink; dump; precipitate; collapse, crash
Idioms: take a sudden downturn ( or downtrend)
Contrasted Words: increase; rise; shoot up
Antonyms: skyrocket, soar