Sentence:  On the Monday afternoon, at about four o'clock, Mervyn said, “Well, we′re doing a lot of sitting around gas, gas, gas, but it seems to me we′ve got everything there is to <WSD>nut out</WSD>, nutted out....” 
Meaning of the word marked with <WSD> tags:  To find a solution for, to work out the finer details, especially in a group discussion.