intransitive. Mountaineering and Rock Climbing. To move or climb sideways or laterally across a rock face, the side of a mountain, etc. Cf. traverse…

Mountaineering. transitive. To attach (a person) to another climber or several other climbers by means of a rope for greater safety. Also: to…

transitive. In rock climbing, mountaineering, etc.: to climb (a chimney or similar cleft in a rock face) by stretching the body across it…

colloquial. (Also with up.) To climb a chimney (chimney, n. 8).

Mountaineering. To climb (a mountain, etc.) without a partner.

intransitive and transitive. To climb without the use of artificial aids such as pegs or etriers, but usually with ropes or other safety equipment.

Rock Climbing and Mountaineering. transitive. To wedge a part of the body into (a crack) as a hold. Cf. hand jam, v. 2.

transitive. To climb or practise (a route, section of route, move, etc.) while being belayed on a rope which is fastened overhead to a fixed anchor…

transitive. To climb (a rock face, route, etc.) alone without using any artificial aids, ropes, or other safety equipment. Also intransitive.

transitive. To wedge an open hand in (a crack) as a handhold. Also intransitive.

transitive. In sport climbing: to complete (a route) as a lead climber without falling or resting on the rope, having attempted or practised the…

Rock Climbing and Mountaineering. transitive. To grip (a small hold) by positioning the fingers in a particular way (see sense 7a). Also: to…