"Extraordinary generosity" means showing an unusually high level of kindness and willingness to help others. It is when someone goes above and beyond what is expected to be exceptionally giving and selfless. Full definition
Seth MacFarlane's extraordinary generosity enabled us to establish the Perry MacFarlane Sanctuary in his mother's memory in 2011. (heavenlypets.org)
With extraordinary generosity and frankness and somehow with a lot of sympathy as well, he compared what he felt to be the bleak but possible heroic fate awaiting us when we left Art School to the cosy, hierarchical life of an Art Historian.» (en.wikipedia.org)
The fact that the Street has BAC with a up 9 % revenue estimate for Q1 «17 can only be interpreted as an act of extraordinary generosity, especially when you consider that the full year estimate is just half that number. (theinstitutionalriskanalyst.com)