Slaughtered

Stettler, Albertas meaning for being half an hour to an hour late for an appointment or date.
Depending on use can be rude or funny.
Used in scenarios involving payment for on time services such as food delivery, salon appointments, or dating situations.

"Sorry I slaughtered our appointment..." the hair dresser said to the upset customer.
"You slaughtered our date!" She screamed at the girl who had just arrived 50 minutes past the agreed time.