fixer-upper

Short definition from Wiktionary

Noun

1. 1
   A house, property, car, or other object that needs to be fixed up or repaired, often purchased as an investment.
2. 2
   A potential romantic partner who may need some motivation to improve their personality or habits.
3. 3
   A person who tinkers or fixes things up; in particular, someone who fixes up houses, properties, etc. as an investment.