Whip"ple*tree` (?), n. [See Whip, and cf. Whiffletree.]
The pivoted or swinging bar to which the traces, or tugs, of a harness are fastened, and by which a carriage, a plow, or other implement or vehicle, is drawn; a whiffletree; a swingletree; a singletree. See Singletree.
[People] cut their own whippletree in the woodlot.
The cornel tree.
© Webster 1913.