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Idioms and Phrases with ground floor, get in on the

ground floor, get in on the

Participate in the beginning of a venture, thereby gaining some advantage. For example, Investors were eager to get in on the ground floor of the new development. [First half of 1800s]

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