Complete Works of Virginia Woolf: The Voyage Out
Even at tea the floor rose beneath their feet and pitched too low again, and at dinner the ship seemed to groan and strain as though a lash were descending. She who had been a broad-backed dray-horse, upon whose hind-quarters pierrots might waltz, became a colt in a field.
1. to throw sb/sth with force;
a large horse used for pulling a dray.