An involuntary movement of the haustrum in the colon that aids in digestion.

The immersion of part of the body alternately in hot and cold water, believed to strengthen the immune system, reduce swelling around injuries, and aid recovery from exercise.

To hire an outside service for a project instead of handling it internally; to sign a contract for provision of a good or service.

Alternative form of futures contract

(UK, pensions) A type of UK pension scheme with specific benefits, sold prior to July 1988, available to the self-employed or employees that were not offered a workplace pension.

(Internet) An agreement between a spammer and their ISP, where the spammer pays additional charges in order to be exempted from the provider's terms of service, which would otherwise prohibit spamming.

That counters the action of microbes

(historical) A person hired to remove dust and debris from yards, etc.

Clipping of contrabass saxophone.

plural of contrabass sax