(climbing) Rock that is unsuitable for rock climbing, e.g. because it is too soft, unstable, or overgrown. / (informal) chaos

printout.

A small wad of fur or mass of hair formed in the digestive system of a cat or other animal, from hair ingested while grooming. / (slang, figuratively) A messy, tangled, intractable issue.

(of a road or of vehicular traffic) Having more than one lane of traffic traveling in at least one direction.