Whats a catch-21?

Question

Whats a catch-21?

Answer 1

Catch 21 is used when you face a choice between 2 or more things, which both have drawbacks.

Answer 2

It's actually a catch 22....  meaning you're damned if you do, damned if you don't......

Answer 3

Do you mean Catch-22?

It is a term to describe a situation when you have 2 or more choices all resulting in something bad.  The term was coined by a book called "Catch-22" by Joseph Keller.