2013, Barbara Parks, Embracing the Spirits, page 29:
On one occasion I saw him standing behind the bar so vividly that at first glance I thought it was my husband, Stu, preparing for drinks o'clock!
2014, Jonas Cramby, Tex-Mex From Scratch:
When it's drinks o'clock, pour ice into a cocktail shaker as well as 350 ml/12 fl oz/1½ cups of the drink mixture.
2016, John Lawton, The Unfortunate Englishman:
That afternoon, ahead of the usual drinks o'clock in the Muromets bar, he took the fire bucket into his room, carefully counted out the fag ends and tipped the contents onto a spread newspaper.
