plural of running knot

Do not change something while it is working.

present participle of run out

An ongoing joke, one that is regularly repeated or continued.

The illegal drug trade.

comparative form of runny: more runny

superlative form of runny: most runny

The state or characteristic of being runny or free-flowing.

(idiomatic) No longer in a competition; eliminated from consideration.

(Britain) Trainers with sharp spikes in the soles. / (Canada, US, Australia) Sneakers, not cleats; tennis shoes; normal gym shoes.