Chapter Spongiose to Sport of S by Webster's Dictionary (1913 Edition)

1. To divert; to amuse; to make merry; — used with the reciprocal pronoun.

Against whom do ye sport yourselves?

Isa. lvii. 4.

2. To represent by any knd of play.

Now sporting on thy lyre the loves of youth.

Dryden.

3. To exhibit, or bring out, in public; to use or wear; as, to sport a new equipage. [Colloq.] Grose.

4. To give utterance to in a sportive manner; to throw out in an easy and copious manner; — with off; as, to sport off epigrams. Addison.

To sport one's oak. See under Oak, n.