溜

verb: to drip; to flow downward, swift current; rapids
溜

2 candidate readings from Wiktionary — genuine Chaozhou colloquial form not yet confirmed by a speaker. Wiktionary's page for 溜 splits into two distinct character-sense blocks with different reading sets: this entry covers liu3/lao3 (drip, flow downward, swift current); liu1 is attested only for a separate sense block (see other 溜 entry) and is not part of this word's reading.