Definition of "shittlecock"

What's the next business after shittlecock, now?

1621, Thomas Middleton, Women Beware Women

Shittlecock toss'd to and fro, Diverts us, and warms the chill Blood […]

1751, John Marchant, Puerilia: or, Amusements for the young, consisting of a collection of songs, page 54

Seven or eight of them, standing in a circle, were engaged in a game of shittlecock. They had in their hands no battledores. They did not employ the hand or arm, any way, in striking it. But, after taking a short race, and springing from the floor, they met the descending shittlecock with the sole of the foot, and drove it up again, with force, high into the air.

1797, George Staunton, “Cochin-china”, in An Authentic Account of an Embassy from the King of Great Britain to the Emperor of China; […] In Two Volumes, […], volume I, London: […] G[eorge] Nicol, […], page 339