A female who has a hard emotional exterior. Very difficult to crack and in most cases is a hiding a fragile inside. Some cases might also include past emotional turmoil from ex-boyfriends or their Fathers.
Germaine Greer is a Shell Slut

by Brutus Wolfgang January 8, 2009
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A female who acts tough on the outside but is very emotional on the inside, sometimes due to a neglected upbringing at home.
1st person: she is such a shell slut....gosh I hate her attitude!
2nd person: Don't blame her, it's not her fault the way she turned out to be.
by Princess Major March 15, 2016
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