noun
peeled egg; shelled egg
A hard-boiled egg with the shell removed; used in cooking and bento.
おでんにむき卵を入れる。
I put peeled eggs in oden.
むき卵はお弁当に便利だ。
Peeled eggs are convenient for bento.
noun
fully naked woman
Rare slang; a metaphorical extension likening a naked woman to a peeled egg.
ネットで「むき卵」という隠語を見かけた。
I came across the slang term 'mukitamago' online.
ゆで卵 is a boiled egg (with shell), while むき卵 is a peeled boiled egg.
Compound of むき (peeling, from むく 'to peel') + 卵 (egg). The slang sense is a metaphorical extension.