plural of insider

The state or condition of being inside.

The quality of being an insider.

(US, idiomatic, baseball) Technical matters concerning baseball generally not apparent or of interest to spectators. / (US, idiomatic, by extension) Matters of interest only to insiders.

(idiomatic) A crime or other illicit action committed by or with the help of someone either employed by the victim or entrusted with access to the victim's affairs and premises.

(economics, banking) The amount of time it takes for the government or the central bank to respond to a shock in the economy.

(sports, chiefly racing) The lane or track nearest to the interior. / (figuratively) Any advantage.

(rugby) A player who is positioned between the fly-half and the outside centre

(cricket) The edge of a bat closest to the body of the batsman. / (cricket) A deflection of a ball off of the inside edge of a bat, sometimes to the wicket keeper for a catch.

(cricket) To hit the ball with the inside edge of the bat. / (skating) To place one's weight on the inside edge of the skate, thereby moving in a curve in that direction.