They tried to find a 'charitable' explanation for his actions. [=an explanation that assumes that there was a good reason for his actions]
Half of the class has a chance at passing the test, and that is a 'charitable' estimate.
She has tried to be 'charitable' about her sister's problems.
(..) ...if you hadn't pressed all of our friends for the money they owed me. Isn't that right, Ashley? What are you running, a charitable institution? Go back to the store, then go home and take your medicine. You're not looking very well. But, sugar, shouldn't you come home with me? (..)1939 Gone with the Wind