Kaley Cuoco

Sorry, geeks: Kaley Cuoco is off the market. 

The Big Bang Theory star is engaged to Josh Resnik, People reports.

"Thanks to everyone's well wishes! So sweet and means a lot to us! #ecstatic" the actress tweeted.

Big Bang Theory star Kaley Cuoco reveals past real-life relationship with co-star

Cuoco, 25, was previously linked to co-star Johnny Galecki before dating Resnik, an addiction specialist. Cuoco and Galecki dated for two years before breaking up six months before their characters called it off on the CBS series