Sentence:  They lived mainly in the kitchen ; they moved Maggie 's bed and the baby 's basket there , and the rest of them undressed by the stove and <WSD>ran</WSD> groaning and shivering to the upper polar regions and plunged into icy beds . 
Meaning of the word marked with <WSD> tags:  move fast by using one's feet, with one foot off the ground at any given time