Definition of "fiver" [fiver]

• Informal A five-dollar bill. (noun)
• Chiefly British Informal A five-pound note. (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.

• "Nikita Sergeyevich told western reporters the unfortunate Soviet citizen got a "fiver" -- one year for insulting the party chairman and four for revealing a state secret."
• "Don't you that a fiver is a lot of money for someone on a fixed income?"
• "There are 8 shorts in the programme, they're all being shown in the one section, and you can see them all for a fiver, which is pretty good."