the act or process of becoming surety; sponsorship
2. (often plural) 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 stateconcerned
3.
any act or promise, esp one made on behalf of someone else
Word origin
C17: from Latin sponsiō, from spondēre to pledge
sponsion in American English
(ˈspɑnʃən)
noun
1.
a formal promise or pledge, esp. one made on behalf of another person, as by a godparent
2.
in international law, an act done or engagement made for a state by an unauthorized agent
Word origin
L sponsio < spondere, to promise solemnly: see sponsor