Money an ex-spouse must pay in support to a woman he/she chose to marry just because she was sexually enticing.

Also see toochis tax
-Did you hear Dan and Barbara are getting divorced after only ten months?

-He's going to pay a hefty tittie tax to get out of that one.
by Jareau September 1, 2009
Get the tittie tax mug.
Any funds that are spent with the end goal being to see a woman's breasts. Can be used in both professional and amateur situations.
Ethan: So I took my girlfriend to the opera last night.
Tyler: Man, that's one steep titty tax.
by Webstersdickionary January 11, 2011
Get the Titty tax mug.