Top definition
A well-known hex speak number:

0xCAFEBABE (hexadecimal) equals 3405691582 in decimal and is used as a magic number in Java.

Also, a babe you met in a cafe.
Adam: So, how are things with you and your 3405691582?
Brian: My cafebabe? I tried calling her but she wouldn't pick up.
by Mike O'Donnald April 06, 2010
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