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sponsion

[spon-shuh n] /ˈspɒn ʃən/
noun
1.
an engagement or promise, especially one made on behalf of another.
2.
International Law. an engagement made on behalf of a government by an agent acting beyond his or her authority or without the required authorization and not binding on the government unless ratified.
3.
the act of becoming surety for another.
Origin
1670-1680
1670-80; < Latin spōnsiōn- (stem of spōnsiō) guarantee, equivalent to spōns(us) (past participle of spondēre to pledge) + -iōn- -ion
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for sponsion

sponsion

/ˈspɒnʃən/
noun
1.
the act or process of becoming surety; sponsorship
2.
(often pl) (international law) an unauthorized agreement made by a public officer, esp an admiral or general in time of war, requiring ratification by the government of the state concerned
3.
any act or promise, esp one made on behalf of someone else
Word Origin
C17: from Latin sponsiō, from spondēre to pledge
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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10
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