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reckon on (someone or something)
1. To consider or anticipate something as a factor in some decision, situation, or outcome. I thought we'd have enough money for a deposit on a house, but we hadn't reckoned on needing to pay for Sophie's trip to the emergency room. They reckoned on spending about $2,000 on flights and hotels in Europe.
2. To depend or rely on someone or something. I have always reckoned on my father for advice. I just don't know what to do now that he's gone. We are reckoning on the support of the other political party to pass this legislation.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
To expect and take something into account; bargain on something: The farmers hadn't reckoned on an early frost. Reckon on spending $250 for a hotel room in New York.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.