Commonly used English words

In this video I have selected few English Slangs and explained in detail.
What’s Up ~ use to say Hi!
Catch you later~ Will meet you later
I’m In ~ include me
Air-head ~ good looking person with less brain
Kudos ~ Good Job
Goof -up ~ to mess up
DIY ~ Do It Yourself
Fluke ~ Happen by sheer luck

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