word of the day: chuffed

The word of the day is chuffed:

Etymology:  compare chuff adj.¹, chuff adj.²

slang (orig. Mil.). 

a. Pleased, satisfied. 

b. Displeased, disgruntled. (OED).

"Mary, Julie and Gerald are all gone, but I feel somehow called,' she wrote, 'as humble messenger from Mary, to salute you.  She would have been so chuffed!"

 - Nancy Gordon, as quoted by Daniel Mendelsohn, "The American boy: a famous author, a young reader, and a life-changing correspondence", 7 January 2013 The New Yorker


This appears to be another one of those words, like "sanction" or "cleave", that is its own adjective.