■ noun
1》 a person or animal that runs.
↘a horse that runs in a particular race.
↘a messenger, collector, or agent for a bank, bookmaker, or similar.
↘an orderly in the army.
2》 a vehicle or machine that runs in a satisfactory or specified way.
↘ Brit. informal an idea that has a chance of being accepted.
3》 a rod, groove, or blade on which something slides.
↘a roller for moving a heavy article.
↘a ring capable of sliding or being drawn along a strap or rod.
↘ Nautical a rope in a single block with one end round a tackle block and the other having a hook.
4》 a shoot which grows along the ground and can take root at points along its length.
↘a climbing plant, or one that spreads by means of ~s.
5》 a long, narrow rug or strip of carpet.
6》 used in names of fast-swimming fish of the jack family, e.g. rainbow ~ .
Phrases
do a ~ Brit. informal leave hastily, in order to escape or avoid something.