The Collaborative International Dictionary of English v.0.48:
Scrappy \Scrap"py\, a. Consisting of scraps; fragmentary; lacking unity or consistency; as, a scrappy lecture. [1913 Webster] A dreadfully scrappy dinner. --Thackeray. [1913 Webster]WordNet (r) 3.0 (2006):
scrappy adj 1: full of fighting spirit; "a scrappy admiral"