on the nail

najednou

By the end of the ten years he would have paid the firm £9,946.80. Not paying on the nail could be extremely expensive.

I’m really glad that Jeff Beck and Joe Satriani found the Nigel Tufnel article so brilliant; I bet they paid their £1.80 on the nail when they got the magazine.

I was perhaps the only one who knew he was doing it for Duke. He brought the dog in every two or three days and paid on the nail.

(BNC-B)

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