WHAT'S Meaning of WHAT'S in English (|)(h)wäts, (|)(h)wəts also (|)(h)wȯtsEtymology: what (I) + 's 1. : what is what's his name 2. : what has what's he done 3. : what does what's he want Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012