Sentence:  Geely grunted and <WSD>slid</WSD> partly out , and Shayne 's left arm snaked in around his neck to help him , while he set himself solidly on the roadway and swung his right fist to the big , gum-chewing jaw before Geely could straighten up . 
Meaning of the word marked with <WSD> tags:  move obliquely or sideways, usually in an uncontrolled manner