from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Used to distinguish a son from his father when they have the same given name.
  • n. See Table at currency.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Used after a proper name that is common to a father and his son to indicate that the son is being referred to rather than the father.
  • n. The son referred to in the manner of the adjective above.

from the GNU version of the Collaborative International Dictionary of English

  • n. Son; -- sometimes used after a French proper name to distinguish a son from his father, .

from The Century Dictionary and Cyclopedia

  • n. Son: used in French as junior is used in English, père (father) being used for senior: as, ‘Dumas fils,’ ‘Dumas the younger’ or ‘junior.’

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. 100 Yemeni fils are worth one Yemeni rial
  • n. a fractional monetary unit in Bahrain and Iraq and Jordan and Kuwait; equal to one thousandth of a dinar


French, from Latin fīlius, son; see dhē(i)- in Indo-European roots.
Arabic fals, fils, from Latin follis, bellows, windbag, purse, piece of money; see bhel-2 in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From French fils ("son"). (Wiktionary)



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