'Borrower' definitions:

Definition of 'borrower'

From: WordNet
noun
Someone who receives something on the promise to return it or its equivalent [ant: lender, loaner]

Definition of 'Borrower'

From: GCIDE
  • Borrower \Bor"row*er\, n. One who borrows. [1913 Webster]
  • Neither a borrower nor a lender be. --Shak. [1913 Webster]