Sentence:  ‘Of course not, you <WSD>drop kick</WSD>,' says Jen. “Ectoplasmic” means “like a ghost”. An ectoplasmic elephant would be invisible. So how could you see one anyway?' 
Meaning of the word marked with <WSD> tags:  An insignificant, contemptible or unfashionable person; a loser; "used as a general insult".