mossoo
(məˈsuː)
A vulgar mispronunciation of monsieur, used in representations of illiterate speech or in derisive allusion to English patriotic prejudices. Cf. mounseer.
| 1870 M. Bridgman R. Lynne II. vi. 129 You pick out any Mossoo you like. 1886 J. Ashby-Sterry Lazy Minstrel 68 A stout fur-capped Mossoo. |