hard-boil

verb
\ˈhärd-ˈbȯi(-ə)l \
hard-boiled; hard-boiling; hard-boils

Definition of hard-boil 

transitive verb

: to cook (an egg) in the shell until both white and yolk have solidified

First Known Use of hard-boil

1653, in the meaning defined above

History and Etymology for hard-boil

back-formation from hard-boiled

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The first known use of hard-boil was in 1653

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