The whole group wasted a lot of time only because of him. He's what I call a lame duck!
(countable) (US) (politics) In the United States, a lame duck is a politician who holds an office now, but lost the recent election or is not eligible to hold the position anymore; they are called a lame duck because they have very little power in the last few months of their service.
Being accused of corruption, this congressman has become a lame duck.
