Quaffing is defined as `to overindulge in drink”; recorded since the 1570s, it is perhaps derived from Low German `quassen”, based on a misreading of the long s (ſ) as f. As a wine term, a quaffing wine describes a category of wine that is `simple and everyday” and cheap enough to be consumed in large quantities, usually available in ...
• (p. pr. & vb. n.) of Quaff