SB

(medicine) Initialism of stretcher bearer.

(sports) Initialism of season best. (this season's personal best).

(baseball) Abbreviation of stolen base.; The statistic reporting the number of stolen bases.

(electronics, communication) Sideband.

Abbreviation of sexbot.

(law, politics, often followed by a number) Initialism of senate bill (“a bill proposed in or passed by a senate”). (Compare HB.)

(law, politics) Initialism of state bill.

(oenology, wine) Initialism of Sauvignon blanc.

(nautical, maritime) Initialism of sailing barge.

(nautical, maritime) Initialism of steam barge.

(nautical, maritime) Initialism of steamboat.