spoofing
B1CEFR level
80/100Rarity: very rare
TechnicalRegister
Law noun
Placing orders one intends to cancel before execution to create a false impression of supply or demand.
Surveillance caught him spoofing the book with large sell orders he yanked the instant the price ticked down.
Business noun
Placing orders one intends to cancel in order to mislead others about supply and demand.
Regulators charged the trader with spoofing after finding he routinely posted large bids he never meant to fill.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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