verb

• (transitive, intransitive) To give off (vapour, waste matter etc.); to exhale (an odour etc.).
• (obsolete, intransitive) To perspire.
• (botany, intransitive) Of plants, to give off water and waste products through the stomata.
• (intransitive) To become known; to escape from secrecy.
• (loosely, intransitive) To happen, take place.