excess luggage

British  

noun

1. luggage that is greater in weight or in number of pieces than an airline, etc, will carry free

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Example Sentences

Passengers are also being asked to keep baggage to a minimum as security checks on excess luggage could delay journeys.

From BBC

That's right, Ryan Carney Williams was not allowed to board his flight because he was dressed as if he were climbing Mount Everest in the hopes of avoiding an excess luggage fee.

From Golf Digest

Recently, someone brought him paint for a vehicle in plastic Coke bottles, because the excess luggage charge was less than what it would have been for paint cans.

From Forbes

The woman checking our bags at the Iberia desk wants me to pay for our excess luggage, even though I’ve already pre-paid it online.

From Salon

"I'm relieved of a lot of excess luggage, I'm freer, I'm lighter. I came to terms with all the things that I didn't have time to question because my immediate challenge was to go on stage."

From Reuters