Money available as an electronic account, used in Internet commerce. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "e-cash" in a sentence
"Some see a winner-take-all economy of massive new monopolies emerging on the back of network effects, others see the growth of a new economy in which intermediaries are replaced by huge open networks of buyers and sellers trading with e-cash on anonymous electronic exchanges – and evading their taxes."
"And there have been several stabs at offering friends the ability to settle-up with one another with real cash or e-cash (of which PayPal is the most successful), but those are formal and pretty heavy-weight."
"Alternatively, retailers can establish their own independent loyalty point scheme for their customers who pay using Suica e-cash."