(transitive) To cause to come off the tracks. / (intransitive) To come off the tracks. / (intransitive, figuratively) To deviate from the previous course or direction.

A small grandstand at the rear of a racecourse where grooms and trainers can observe the horses running.

(informal) To obtain something, especially information, about (something) from a source (especially electronic sources). / Used other than figuratively or idiomatically: see search, up.

(transitive) To examine something with great care. / (transitive) To audit accounts etc in order to verify them.