Sentence:  Their feet padded softly on the ground, and they crept quite close to him, twitching their noses, while the Rabbit stared hard to see which side the clockwork <WSD>stuck out</WSD>, for he knew that people who jump generally have something to wind them up. But he couldn't see it. They were evidently a new kind of rabbit altogether. 
Meaning of the word marked with <WSD> tags:  To protrude; to extend beyond.