as a favor rather than as a matter of right: ex gratia payments made to nonstriking workers.
Origin of ex gratia
First recorded in 1760–70, ex gratia is from the Latin word ex gratiā out of goodwill
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given as a favour or gratuitously where no legal obligation existsan ex gratia payment
Word Origin for ex gratia
New Latin, literally: out of kindness
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