- Historical a kind of musket with a short barrel, large bore, and a broad, flaring muzzle, accurate only at close range
- a person who blunders
Origin of blunderbussDutch donderbus from donder, thunder + bus, gun (orig., box or tube): altered by associated, association with blunder
- A short musket of wide bore and flaring muzzle, formerly used to scatter shot at close range.
- A person regarded as clumsy and stupid.
Origin of blunderbussAlteration of Dutch donderbus donder thunder ( from Middle Dutch doner ; see (s)tenə- in Indo-European roots.) bus gun ( from Middle Dutch busse tube ) ( from Latin buxis box ; see box 1. )