or start-up

See more synonyms for startup on
  1. the act or fact of starting something; a setting in motion.
  2. a new business venture, or a new commercial or industrial project: a small, 5-month-old Internet startup.
  1. of or relating to the beginning of such a venture or project, especially to an investment made to initiate it: high start-up costs for construction of a new facility.

Origin of startup

First recorded in 1550–60; noun use of verb phrase start up Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for start up

start up

verb (adverb)
  1. to come or cause to come into being for the first time; originate
  2. (intr) to spring or jump suddenly from a position or place
  3. to set in or go into motion, activity, etche started up the engine; the orchestra started up
adjective start-up
  1. of or relating to input, usually financial, made to establish a new project or businessa start-up mortgage
noun start-up
  1. a business enterprise that has been launched recently
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Idioms and Phrases with start up

start up


Begin to operate, especially a machine or engine, as in Start up the motor so we can get going. [First half of 1900s]


Move suddenly or begin an activity, as in When the alarm rang I started up. [Early 1200s]


Organize a new enterprise, as in Starting up a business requires considerable capital. [Second half of 1900s]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.