Noun
Sten gun (plural Sten guns)
A family of British 9 mm submachine guns used extensively by British and Commonwealth forces throughout World War II and numerous other conflicts.
At her request to Liewer, Szabo was armed with a Sten gun and 8 magazines of ammunition. Source: Internet
In R.J. Minney's biography, as above, she is described as putting up fierce resistance with her Sten gun, although German documents of the incident record no German injuries or casualties. Source: Internet