We may confide in the ability of the Italians to carry out their undertakings and to pay the cost out of their own pockets.
She would pay for a portion of the cost out of the money which was sent her by her aunt.
You knocked it down and broke it, and I shall stop the cost out of your pay.
If so, do you contemplate providing the cost out of your own resources, or how?
She decided she would some day economise its cost out of her dress allowance.
c.1200, from Old French cost (12c., Modern French coût) "cost, outlay, expenditure; hardship, trouble," from Vulgar Latin *costare, from Latin constare, literally "to stand at" (or with), with a wide range of figurative senses including "to cost." The idiom is the same one used in Modern English when someone says something "stands at X dollars" to mean it sells for X dollars. The Latin word is from com- "with" (see com-) + stare "to stand," from PIE root *sta- "to stand" (see stet).
late 14c., from Old French coster (Modern French coûter) "to cost," from cost (see cost (n.)).