maintain in

maintain (oneself or someone) in (something)

To allow oneself or someone to live a particular lifestyle. Unfortunately, we don't have enough money to maintain ourselves in this lavish manse anymore.
See also: maintain
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

maintain someone in something

to keep or provide for someone in a certain style or condition. I insist that you maintain me in the style to which I have become accustomed. He had hoped to maintain himself in comfort.
See also: maintain
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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