In·side, a.
1. Being within; included or inclosed in anything; contained; interior; internal; as, the inside passengers of a stagecoach; inside decoration.
Kissing with inside lip. --Shak.
2. Adapted to the interior.
Inside callipers Mech., callipers for measuring the diameters of holes, etc.
Inside finish Arch., a general term for the final work in any building necessary for its completion, but other than unusual decoration; thus, in joiner work, the doors and windows, inside shutters, door and window trimmings, paneled jams, baseboards, and sometimes flooring and stairs; in plaster work, the finishing coat, the cornices, centerpieces, etc.,; in painting, all simple painting of woodwork and plastering.
Inside track, the inner part of a race course; hence, colloquially, advantage of place, facilities, contacts, etc., in competition.