(baseball) The base after second base in a counter-clockwise path around a baseball infield. / (blackjack) The betting spot located immediately to the right of the dealer, which is last to act.

(singular only, baseball) The base after home plate in a counter-clockwise path around a baseball infield. / (singular only, by extension) Completion of the first phase of an activity.

(baseball) The base opposite home plate in a baseball infield. / (singular only, US, colloquial) Touching a partner under his or her clothes, without having sex.

(baseball) The infield defensive player that stands near first base.

(baseball) The infield defensive player that stands near third base.

(baseball) The infield defensive player that stands between the first baseman and the shortstop, normally on the right field side of second base.

(obsolete, 1800s) baseball

(baseball, softball) A player positioned at or near a base: first baseman, second baseman or third baseman.

(military) The standard training regime for introducing new recruits to the organization's discipline and basic operational skills.

(idiomatic, slang) To masturbate (male).