BONNET n.
given, from their shape, to various species of shells (family Calyptræidæ). -- Bonnet monkey (Zoöl.), an East Indian monkey (Macacus sinicus), with a tuft of hair on its head; the munga. -- Bonnet piece, a gold coin of the time of James V. of Scotland, the king's head on which wears a bonnet. Sir W. Scott. -- To hav…