The Collaborative International Dictionary of English v.0.48:

Loan \Loan\ (l[=o]n), n. [See Lawn.]
   A loanin. [Scot.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Loan \Loan\, n. [OE. lone, lane, AS. l[=a]n, l[ae]n, fr. le['i]n
   to lend; akin to D. leen loan, fief, G. lehen fief, Icel.
   l[=a]n, G. leihen to lend, OHG. l[imac]han, Icel. lj[imac],
   Goth. leihwan, L. linquere to leave, Gr. lei`pein, Skr. ric.
   [root]119. Cf. Delinquent, Eclipse, Eleven, Ellipse,
   Lend, License, Relic.]
   1. The act of lending; a lending; permission to use; as, the
      loan of a book, money, services.
      [1913 Webster]

   2. That which one lends or borrows, especially a sum of money
      lent at interest; as, he repaid the loan.
      [1913 Webster]

   Loan office.
      (a) An office at which loans are negotiated, or at which
          the accounts of loans are kept, and the interest paid
          to the lender.
      (b) A pawnbroker's shop.
          [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Loan \Loan\, v. t. [imp. & p. p. Loaned; p. pr. & vb. n.
   Loaning.]
   To lend; -- sometimes with out. --Kent.
   [1913 Webster]

         By way of location or loaning them out.  --J. Langley
                                                  (1644).
   [1913 Webster]

WordNet (r) 3.0 (2006):

loan
    n 1: the temporary provision of money (usually at interest)
    2: a word borrowed from another language; e.g. `blitz' is a
       German word borrowed into modern English [syn: loanword,
       loan]
    v 1: give temporarily; let have for a limited time; "I will lend
         you my car"; "loan me some money" [syn: lend, loan]
         [ant: borrow]