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Idioms and Phrases with eye to the main chance, have an

eye to the main chance, have an

Look out for one's own best interest. For example, Tom is watching the company's progress very closely; he always has an eye to the main chance. [c. 1600]

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