Definition of laugh oneself silly or sick in English:

laugh oneself silly (or sick)

Laugh uncontrollably or for a long time.
More example sentences
  • I can just imagine them laughing themselves sick as they made the burger.
  • Jon and I have been watching this show every week with splendid abandon, laughing ourselves silly at a safe distance.
  • Needless to say, we spent the afternoon laughing ourselves silly.
See parent entry: laugh

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Word of the day anomalous
Pronunciation: əˈnämələs
adjective
deviating from what is standard, normal, or expected