What is the meaning of Mascle?

A lozenge-shaped piece of metal, used in making scale mail.

A lozenge with a smaller lozenge-shaped hole in the centre.

a male

pin, peg, plug

tap (tool for cutting internal screw threads)

energetic in a virile manner

vocative singular of masclus

alternative form of male

alternative form of male

Source: wiktionary.org