Early Portable Gun Supported by a Stick

This page is the CodyCross answer for the clue below from Australia, Group 1007, Puzzle 2 (Duck Billed Platypus).

Question is: Early Portable Gun Supported by a Stick

and the answer is: ARQUEBUS

Word Meaning:

ARQUEBUS — Alternative form of harquebus (“an obsolete matchlock firearm”).

Definitions from Wiktionary.