To stiff the glass ÛÒ a London saying meaning either to fiercely grasp a shot glass of spirits and knock the contents back in one gulp or in more criminal circles, to add poison or some other illicit substance to a personÛªs drink without their knowledge.
To stiff the glass – a London saying meaning either to fiercely grasp a shot glass of spirits and knock the contents back in one gulp or in more criminal circles, to add poison or some other illicit substance to a person’s drink without their knowledge.
— ReptonGuide (@ReptonGuide) December 2, 2019