Leg up

help (someone) mount a horse

Used in the context of general equities. (1)Having a portion of the offsetting side of a trade  in your pocket (spoken for) so your capital risk in the transaction is reduced. (having purchased 10,000 of a 50,000 buy order leaves the trader a "leg up" on 10M shares.); (2) having completed one side of a two-sided transaction, as in a swap or contingency order.

(See a leg up)

The button used to signify who has won the previous hand in a kill game. Winning a pot in a "2 consecutive pots" kill game with the leg-up button in front of you, results in a kill.
  

leg-up
danh từ (thông tục) vật giúp để trèo lên sự giúp đỡ, sự ủng hộ
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