to be on loan

loan
• noun 1 a thing that is borrowed, especially a sum of money that is expected to be paid back with interest. 2 the action of lending.
• verb give as a loan.
— PHRASES on loan being borrowed.
— DERIVATIVES loanable adjective loanee noun loaner noun.
— ORIGIN Old Norse, related to LEND.

lend
• verb (past and past part. lent) 1 grant to (someone) the use of (something) on the understanding that it shall be returned. 2 allow (someone) the use of (a sum of money) under an agreement to pay it back later, typically with interest. 3 contribute or add (a quality) to. 4 (lend oneself to) accommodate or adapt oneself to. 5 (lend itself to) (of a thing) be suitable for.
— DERIVATIVES lender noun.
— ORIGIN Old English, related to LOAN.

borrow

• verb borrow (something) prendere in prestito
Can I borrow your pen? > Posso prendere in prestito la tua penna?

I will borrow money to pay for the vacation. > Prenderò un prestito per pagare la vacanza.