Alleyman
/ˈalimən/ /ˈaliman/(also Allyman) Army slang. Now historical
noun
A German. Also with the and plural concord: Germans collectively; the Germans.
- Used especially during the During the First World War (1914–18)..
Origin
Early 20th century; earliest use found in Denis Barnett (1895–1915). From French allemand German, with folk-etymological alteration after alley and man.