overenthusiastic
- s unduly enthusiastic
- The crowd erupted in cheers, and an overenthusiastic supporter fired a traditional shot in the air to celebrate.
- Some hard-working guy at the National Security Council got a little overenthusiastic and stuck in that sentence.
- On any given day, hordes of tourists surround his tombstone, which has been covered with graffiti by overenthusiastic fans and once featured a bust of Morrison before vandals .