Sentence:  Anton Ivanovich <WSD>pursed</WSD> up his lower lip so that his grey moustache pressed against the tip of his red pitted nose, took in all the officials with his rounded eyes, and after an unavoidable pause emitted a fat unctuous laugh. 
Meaning of the word marked with <WSD> tags:  To press (one's lips) in and together so that they protrude.