eggholder

noun
UK /ˈɛɡˌhəʊldə/
US /ˈɛɡˌhoʊldər/

A small cup or stand that holds a boiled egg while you eat it.

She put the boiled egg in the eggholder before breakfast.


OTHER MEANINGS

2. A device or container used to carry or store eggs safely.

The farmer packed the fresh eggs into a plastic eggholder for transport.

3. A person or machine that collects eggs on a farm.

The eggholder moved quickly along the henhouse rows.

4. In mathematics, a type of test function used in optimization problems.

The Eggholder function is often used to test optimization algorithms.