An offshoot. / An incidental benefit or unexpected pay-off. / By-product.

(physics) Any material in which the atomic spins are oriented at disordered but fixed directions

(physics, chemistry) An organic compound, containing an unpaired electron spin, that can be bonded to a molecule under investigation so as to be analysed using electron spin resonance spectroscopy

(cricket) A bowler who bowls the ball (in cricket) relatively slowly, with spin on it, such that the ball moves in an irregular manner after it bounces; as opposed to a fast bowler.

(physics) Abbreviation of isotopic spin or isospin.

An area where debate participants speak with their representatives, and/or other interested parties attempt to "spin" or influence the perception of a debate, usually among assembled reporters.

plural of spin room

(idiomatic, transitive) To generate spin (favourable interpretation or bias).

(business, politics) A person employed to gloss over a poor public image (or present it in a better light) in business and politics, especially after unfavourable results have been achieved. A lobbyist; PR person.

(cricket) A style of bowling in which a (right-handed) bowler spins the ball such that, after pitching, it moves from off to leg (for a right-handed batsman).