"a high mountain"; "high ceilings"; "high properties"; "a high forehead"; "a high incline"; "a foot high" Dict. Suppl. 1909); as a result applied to stupefying medications and narcotics usually, or to alcoholic drink". The implication seems to be which the OED considered sense 3b for being an extension of 3a https://franciscobvspt.livebloggs.com/43666268/how-to-order-research-chemicals-online-an-overview