h2luoud - You're too dumb to understand what your friends are saying,

You're too dumb to understand what your friends are saying, so you look it up on Urban Dictionary.

'H2luoud?' I said. 'You're dumb.'

I looked up 'h2luoud' and it meant I was stupid.

My friend said 'h2luoud' and I looked it up because I didn't know what it meant.