sandboy

/ˈsændˌbɔɪ/
noun
  1. A person who is very happy and carefree, especially from drinking alcohol.
    • After winning the lottery, he was as happy as a sandboy.
    • The old man at the pub was grinning like a sandboy after his third pint.
    • She danced around the room, cheerful as a sandboy, celebrating her promotion.
Antonyms
What does "sandboy" mean? | whatsthatwordmean | whatsthatwordmean