ˈfrēˌbüd.ə(r), -ütə- noun
Etymology: part translation of Dutch vrijbuiter, from vrijbuit plunder (from vrij free — akin to Old High German frī free — + buit booty, from buiten to exchange, plunder, from Middle Dutch būten, from Middle Low German) + -er (akin to Old English -ere -er); akin to Middle Low German būte exchange, distribution — more at free , booty , -er
: one that goes about plundering without the authority of national warfare : a member of a predatory band : pillager , pirate