Drink, laugh, etc. yourself silly spoken language informal verb phrase
I laughed myself silly hearing her jokes.
You need to go back home soon, so don't drink yourself silly.
To laugh a lot at someone or something
to say or reply something without having thought about it or knowing whether it is corect
To think carefully and seriously or ponder about someone or something
You can conjugate tense for "laugh", "drink", etc.
A humorous way of saying that what one has said is just what they acknowledge and may not be entirely accurate
Mike: Have you returned from your vacation on the beach? Your skin seems to get tanned.
Jenny: My skin is always dark. That's my story and I'm sticking to it!