fill or kill

and FOK

phr. a broker’s notation advising the stock exchange to fill a stock order or kill it. (The abbreviation is an initialism. Securities markets.) Get rid of this order. It was fill or kill, and it should have been killed yesterday.

Common Names:

Name	Pronounced	Usage
Ljupcho	-	Macedonian
Loris	-	Italian
Shalom	sha-LOM	Hebrew
Thoko	TO-ko	Southern African, Chewa
KÁRi	-	Ancient Scandinavian
Florrie	['flɔri]