† round-alln.
Obsolete. rare.
A type of backward somersault (see quot.).
ΚΠ
1861 H. Mayhew London Labour (new ed.) III. 104/2 Doing..round-alls (that's throwing yourself backwards on to your hands and back again to your feet).
This entry has been updated (OED Third Edition, March 2011; most recently modified version published online June 2018).
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n.1861