Borrowing

the act of one who borrows.
the process by which something, as a word or custom, is adopted or absorbed.
the result of such a process; something borrowed, as a foreign word or phrase or a custom.
to take or obtain with the promise to return the same or an equivalent:
Our neighbor borrowed my lawn mower.
to use, appropriate, or introduce from another source or from a foreign source:
to borrow an idea from the opposition; to borrow a word from French.
Arithmetic. (in subtraction) to take from one denomination and add to the next lower.
to borrow something:
Don’t borrow unless you intend to repay.
Nautical.

to sail close to the wind; luff.
to sail close to the shore.

Golf. to putt on other than a direct line from the lie of the ball to the hole, to compensate for the incline or roll of the green.
borrow trouble, to do something that is unnecessary and may cause future harm or inconvenience.
Contemporary Examples

Why Are Walmart Stores Underperforming? Blame Their Terrible Wages Daniel Gross August 14, 2013
Obama’s Morality Problem Kirsten Powers December 7, 2010
Wall Street’s Grinch Speaks Charlie Gasparino November 16, 2009
Publishing’s Founding Father Joshua Kendall June 30, 2011
Obama, Republicans Could Pull Trigger Daniel Stone July 27, 2011

Historical Examples

Magic and Religion Andrew Lang
Astounding Stories of Super-Science, August 1930 Various
Principles of Decorative Design Christopher Dresser
Lord Jim Joseph Conrad
The Silent Bullet Arthur B. Reeve

verb
to obtain or receive (something, such as money) on loan for temporary use, intending to give it, or something equivalent or identical, back to the lender
to adopt (ideas, words, etc) from another source; appropriate
(not standard) to lend
(golf) to putt the ball uphill of the direct path to the hole
(intransitive) (golf) (of a ball) to deviate from a straight path because of the slope of the ground
noun
(golf) a deviation of a ball from a straight path because of the slope of the ground: a left borrow
material dug from a borrow pit to provide fill at another
living on borrowed time

living an unexpected extension of life
close to death

noun
George (Henry). 1803–81, English traveller and writer. His best-known works are the semiautobiographical novels of Gypsy life and language, Lavengro (1851) and its sequel The Romany Rye (1857)
v.

In addition to the idiom beginning with
borrow