(informal) A reddish secretion on the skin of a hippopotamus, believed to protect its skin from harsh sun.

(informal) To work very hard. / (informal) To be extremely anxious.

An unidentified, highly virulent disease with aches and sweating, the cause of a series of epidemics in England and Europe between 1485 and 1551.

(anatomy) The opening of a sweat gland to the surface of the skin.

plural of sweat gland

(anatomy) An exocrine gland found under the skin in mammals for regulating body temperature.

(transitive, informal) To lose (weight) by sweating (from heavy exercise, sauna etc.).

(colloquial) To do hard physical exercise or work, and sweat as a result. / (colloquial) To wait or endure anxiously.

(idiomatic, real estate, business) An investment of labour, typically by the owner and often his or her family, usually in a small business or personal residence that increases the value of the business or residence.

sweating sickness