Wiktionary
welshed
vb. (en-past of: welsh)
Usage examples of "welshed".
We know Monahan welshed on something like two-hundred-thousand-dollars' worth of bets when he vanished.
Number one: Thurshy was killed by the gamblers Monahan had welshed on in Chicago.
Marcia took longer - her face kept rising in my mind, telling me not to be stupid, not to play his game, that maybe Cressner never welshed, but he always hedged his bets.