The most overrated and overhyped programming paradigm on earth.
Frequently leads to over-engineering and is at the moment most commonly done using the Java programming language, which has a particularly shitty brand of object-orientation. Other popular object-oriented programming languages include C++ and C#.
Idiot: Man, that's such a hard project. Let's use object-oriented programming to make out life easier.
Rock-star programmer: You're fired.