Sentence:  Mr. Biggs paused and turned the flesh of the succulent lobster over with his finger. The gentleman inside addressed him: ‘Try er lobstaw, bossy?' ‘Ain't got no money,' said Mr. Biggs, still fingering the morsels. ‘Oh, come now, none o' that ere <WSD>lallygag</WSD>,' responded the gentleman. 
Meaning of the word marked with <WSD> tags:  Horseplay, fooling around.