Usage examples for wad:

• " Well," he said in a moment, " you've shot your wad now, ain't you? "Six Feet Four" – Jackson Gregory

• No; but it wad be diffeecult to miss it. "The Eagle Cliff" – R.M. Ballantyne

• 18. If I had as much long green as he has, I wouldn't be such a tight- wad "Practical Grammar and Composition" – Thomas Wood