Un"der*hand` (?), a.
1.
Secret; clandestine; hence, mean; unfair; fraudulent.
Addison.
2. Baseball, Cricket, etc.
Done, as pitching, with the hand lower than the shoulder, or, as bowling, with the hand lower than elbow.
© Webster 1913.
Un"der*hand` (?), adv.
1.
By secret means; in a clandestine manner; hence, by fraud; unfairly.
Such mean revenge, committed underhand.
Dryden.
Baillie Macwheeble provided Janet, underhand, with meal for their maintenance.
Sir W. Scott.
2. Baseball, Cricket, etc.
In an underhand manner; -- said of pitching or bowling.
© Webster 1913.