The uprights in the wall of a building.

Studs are the vertical members of a studwork wall; they are joined to header and footer plates. Studs are normally spaced between 400 and 600mm apart but are often closer at the corners of a wall or around door and window openings. Studs can be strengthened by the addition of noggins

The vertical framing members of a wall.

The uprights in the wall of a building.

The small vertical timbers (usually 2" x 4" or 2" x 6") used in partitions and exterior frame walls to which the weatherboarding and lath are nailed.

Framing members of the wall, usually 2x4s or 2x6s which the cabinets are fastened to.

Intermediate posts between the main ones of a timber frame.    (Wood, Margaret. The English Medieval House, 415)

Threaded bolt connectors used on high power cells

In wall framing, the vertical members to which horizontal pieces are nailed. Studs are spaced either 16 inches or 24 inches apart.

The vertical-framing members of a wall.

Metal spikes fitted to the treads of winter tyres to give grip on snow and ice.

Metal inserts for snow tyres to give better grip in snow and icy conditions.

See cleats.  Law 4

stud|lang=en (plural only) A pair of shoes or boots which have studs on the bottom to aid grip. ''He wore his studs to play soccer.'' (plural only) Tires/tyres with metal protrusions used for [..]