the.com/surcharge
The price after the price, wearing a tuxedo and demanding you tip it too.
means An extra fee added on top of a base price, often for fuel, cards, or daring to exist as a customer.
from From Old French surcharger, sur (over) plus charger (to load) — literally to overload, which is exactly how your bill feels.
Card economicsMerchants pass swipe fees back to shoppers.
Drip pricingSurcharges revealed last to trap committed buyers.
Legal limitsMany regions cap or ban surprise surcharges.