in for a dime, in for a dollar

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in for a dime, in for a dollar

If one has committed to doing something, one will or should do it completely without sparing any effort. Primarily heard in US. We can't turn in a half-finished report, so we need to stay up all night and get it done. In for a dime, in for a dollar.
See also: dollar, for
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.