scrappy

adjective4

1. •
   (informal) Having an aggressive spirit; inclined to fight or strive.

   • He's a scrappy dog and will charge at you if you taunt him.
2. •
   Consisting of scraps; fragmentary; lacking unity or consistency.

   • That was a scrappy lecture.
3. •
   (informal) (Of a fight) characterised by lots of ungainly or wild punches, grabs, wrestling, etc.
4. •
   (informal) (Of a sports match) characterised by awkward or clumsy play.