Also commerz. [Ger. ad. L. commercium: cf. COMMERCE sense 2.] A social gathering of German University students, etc., held at a house of public entertainment.
1855. Thackeray, Newcomes, I. 259. A commerz, a drunken bout.
1868. Daily News, 12 Aug. A students’ Commers consists in drinking unlimited beer and smoking any number of cigars.
1888. Pall Mall G., 20 Oct., 2/2. The evening closed with a Commers and public distribution of prizes in a large hall.
