Sentence:  A Clerfayt may <WSD>moon</WSD> on about the face of Death in the cockpit ; a Portago could say , as he did say to me , `` If I die tomorrow , still I have had twenty-eight wonderful years ; but I sha n't die tomorrow ; I 'll live to be 105 '' . 
Meaning of the word marked with <WSD> tags:  be idle in a listless or dreamy way