1) Medieval blade weapon 2) Occupational surname 3) Rock music group from Texas 4) Single-edged sword 5) Title for Marco Polo 
[name] Messer is both a surname and a given name. Notable people with the name include: Surname: Given name: ...
'Long knife' or 'peasant knife,' this weapon was a single-edged sword, usually with a very slight curve and a long crosspiece.