Half-and-half n. : A mixture of two malt liquors, esp. porter and ale, in about equal parts.

Example:
Can I substitute half and half for milk in a cheese cake I am baking?

Taxonomy
IMDb, Half & Half, Mona, Dee Dee, Reviews, Trailers, Cast, Message Boards, Photos, Showtimes, 2002-2006, quotes, prominence, Thorne, DVDs, Plot, Fun Stuff, TV series.

Defination from the web:
half-sisters who share the same father. They are completely unlike each other, but they live in the same apartment building, so disagreements are common...