English

Noun

half mast ‎(uncountable)

1. Alternative form of half-mast
   • 2016 October 13, Department for Culture, Media & Sport and Foreign & Commonwealth Office, "Flag-flying from UK government buildings for the death of the King Bhumibol Adulyadej of Thailand", GOV.UK, Government Digital Service:

     Union flags will be flown at half mast on UK Government Buildings from today until 2000hrs 14 October.‎