The Collaborative International Dictionary of English v.0.48:
Undermanned \Un`der*manned"\, a. (Naut.) Insufficiently furnished with men; short-handed. [1913 Webster]WordNet (r) 3.0 (2006):
undermanned adj 1: inadequate in number of workers or assistants etc.; "they're rather short-handed at the moment"; "overcrowded and understaffed hospitals" [syn: short-handed, short- staffed, undermanned, understaffed]