in one's interest

Idioms  

1. Also, in the interest of one; in one's own interest; in one's best interest. For one's benefit or advantage, as in It's obviously in their interest to increase profits, or Is this policy in the interest of the townspeople? or I suspect it's in your own best interest to quit now. [Early 1700s]

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Example Sentences

This would be sufficient to lock in one's interest if writers Richard Warlow and Toby Finlay reduced the chronological leapfrogging and expanded their examination of Sobhraj character and what made him tick beyond his cultural background.

From Salon

It is made up into "costumes" which have such an air of fashion that the deceased relative is instantly forgotten in one's interest in the cut and fit of the gown.

From Project Gutenberg

Greater than one's fear, more overmastering in one's interest is this shell-fire.

From Project Gutenberg