schlaff

I'd begun waggling as usual, body swaying, shoulders rigid, muscles tense, dreading to swing and wondering whether the result would be a schlaff or a top, when -- well, I simply cannot describe the sensation.

Torchy As A Pa Sewell Ford 1907

Its not a requiremnent, and everybody must do it whilst there, if you've all ready got it and still are in date, you get some extra schlaff time.

Army Rumour Service 2009