tip-up

British  

adjective

1. (prenominal) able to be turned upwards around a hinge or pivot

   a tip-up seat

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Example Sentences

We jig, with a baited tip-up 15 feet away.

From New York Times • Mar. 4, 2020

An extra challenge was provided by the tip-up backless wooden chairs, bought from a second-hand shop in Gray’s Inn Road, on which a candidate had to wobble.

From The Guardian • Sep. 21, 2019

The viewing area consisted of several rows of red velvet tip-up cinema seats taken from the local Roxy.

From The Guardian • May 23, 2012

Even fishing is largely automated, thanks to the tip-up, a device that raises a red flag or sounds a buzzer when a fish bites.

From Time Magazine Archive

So his inventive genius set itself to work and the "tip-up" and "signal" shown in the illustration was the result.

From The Boy Mechanic: Volume 1 700 Things for Boys to Do by Popular Mechanics Co.