des ‧ pe ‧ ra ‧ do /ˌdespəˈrɑːdəʊ $ -doʊ/ BrE AmE noun ( plural desperadoes or desperados ) [countable]
[ Date: 1600-1700 ; Origin: desperate 'desperate person' (16-19 centuries) , with the Spanish ending -ado ]
old-fashioned a violent criminal who is not afraid of danger