"When asked whether he was not happier now that jones was gone, he would say only 'Donkeys live a long time. None of you has ever seen a dead donkey, and the others had to be content with this cryptic answer
To determine the meaning of the word "cryptic" in the given line, we can use context clues. In this case, the speaker responds to a question about their happiness in a cryptic manner. From this context, we can infer that "cryptic" means mysterious and difficult to understand. So, the answer is "mysterious and difficult to understand."
In this line, "cryptic" most likely means mysterious and difficult to understand.