nitrous oxide

(redirected from Happy gas)
Also found in: Dictionary, Medical, Encyclopedia, Wikipedia.
  • noun

Synonyms for nitrous oxide

inhalation anesthetic used as an anesthetic in dentistry and surgery

References in periodicals archive ?
There's no need to applaud wildly or pump happy gas into the auditorium - sit in sullen silence by all means.
In his futile effort to be fit for England's biggest Test in half a century, fast bowler Simon Jones had spent two hours a day in an oxygen chamber, but now his team-mates needed a blast of happy gas - and Flintoff's arrival at the crease duly supplied it.
Fetch the happy gas, nurse - this is going to hurt a lot.
Dr James Hay, a police surgeon who spoke to Gordon at Glasgow's Aikenhead Road police station said: "The boy told me he'd taken happy gas - Ecstasy.