Stuck in a situation where you face two dangers on either side of you, and moving away from one danger would be moving closer to the other.
Taken from Homer's Odyssey, in which Odysseus and his men must sail in between two ancient sea-monsters/Gods.
"If I tell her I like her, she'll get too clingy, but if I don't tell her anything, she might think I'm not interested. I'm really between Scylla and Charybdis here"
by Rage_of_Achilles February 11, 2009
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