From WordNet (r) 3.0 (2006) [wn]:
sloppy
adj 1: lacking neatness or order; "a sloppy room"; "sloppy
habits"
2: wet or smeared with a spilled liquid or moist material; "a
sloppy floor"; "a sloppy saucer"
3: (of soil) soft and watery; "the ground was boggy under foot";
"a marshy coastline"; "miry roads"; "wet mucky lowland";
"muddy barnyard"; "quaggy terrain"; "the sloughy edge of the
pond"; "swampy bayous" [syn: boggy, marshy, miry,
mucky, muddy, quaggy, sloppy, sloughy, soggy,
squashy, swampy, waterlogged]
4: not fitting closely; hanging loosely; "baggy trousers"; "a
loose-fitting blouse is comfortable in hot weather" [syn:
baggy, loose-fitting, sloppy]
5: excessively or abnormally emotional [syn: overemotional,
sloppy]
6: marked by great carelessness; "a most haphazard system of
record keeping"; "slapdash work"; "slipshod spelling";
"sloppy workmanship" [syn: haphazard, slapdash,
slipshod, sloppy]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Sloppy \Slop"py\, a. [Compar. Sloppier; superl. Sloppiest.]
[From Slop.]
Wet, so as to spatter easily; wet, as with something slopped
over; muddy; plashy; as, a sloppy place, walk, road.
[1913 Webster]