redline
/ˈɹɛd.laɪn/ noun, verb
Forms redlines redlining redlined
- noun A drawing, document, etc. that has been marked for correction or modification.
- noun The maximum speed, temperature, pressure, etc., at which a device (such as the engine in a car, aircraft, etc.) is designed to operate.
- verb To mark a drawing or document for correction or modification.
- verb To operate a device at one or more redlines.
- verb (automotive) To run an internal combustion engine to its maximum or maximum recommended speed.
- verb (Canada, US, urban studies) To deny or complicate access to services (such as banking, insurance, or healthcare) to residents in specific, often racially determined, areas.
- verb (audio engineering) To achieve audio levels that will cause clipping (indicated by red in an audio meter).
Antonyms
Etymology
From red + line, originating with the frequent use of red pen or pencil to mark corrections on drawings and documents (1), and the red markings on a tachometer (2).
Sources: Wiktionary — from the Wiktionary entry “redline”, CC BY-SA 4.0. Details