look up any word, like fleek:

1 definition by special a <3

1) A disease where a person thinks he or she has a major problem with their body that could put them in critical condition or even kill them.

2) An illness when people are scared something is wrong with them; 1 of 5 people suffer from it in the United States.
Katie had hypochondria so she was always scared that she had a major problem with her body.
by special a <3 May 08, 2008