pin-wheel noun & verb. ['pɪnwi:l] E18.
[from PIN noun¹ + WHEEL noun.]
A. noun.
1. A wheel in the striking train of a clock in which pins are set to lift the hammer; a cog-wheel whose teeth are small pins set into the rim of the wheel. E18.

2. A small Catherine-wheel firework. M19.
b. transf. Something shaped or operating like a Catherine-wheel (firework). Freq. attrib. E20.
b. verb intrans. Rotate in the manner of a Catherine-wheel (firework). M20.

[TahlilGaran] English Dictionary ▲