'loaner' definitions:

Definition of 'loaner'

From: WordNet
noun
Someone who lends money or gives credit in business matters [syn: lender, loaner] [ant: borrower]
noun
A car that is lent as a replacement for one that is under repair

Definition of 'loaner'

From: GCIDE
  • loaner \loaner\ n.
  • 1. someone who lends money or gives credit in business matters.
  • Syn: lender. [WordNet 1.5]
  • 2. Something borrowed or lent. [informal] [PJC] Loanin