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

  • interj. Used as a toast to someone's health while drinking.

from the GNU version of the Collaborative International Dictionary of English

  • interj. Lit., may it do (you) good; -- a salutation used in well wishing, esp. among Germans, as in drinking healths; -- also used in the contracted form prost.

from The Century Dictionary and Cyclopedia

  • Good luck to you: a salutation used in drinking healths and otherwise among Germans and Scandinavians, especially among university students.


German, from Latin prōsit, may it benefit, third person sing. subjunctive of prōdesse, to benefit; see proud.
(American Heritage® Dictionary of the English Language, Fourth Edition)



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