ˈräbə̇nə̇t noun
( -s )
Etymology: Middle English, short for robinet redbrest, from Robinet (diminutive of Robin, nickname from the name Robert ) + Middle English redbrest redbreast
1.
a. dialect England : robin
b. : chaffinch
2.
[from Robinet, diminutive of Robin, nickname from the name Robert ]
: a light cannon of the 16th century throwing a projectile weighing about half a pound