1 (of clothes) the quality of being untidy and too big or loose:
The jacket seemed a bit big but I love its comfortable sloppiness.
You may need to speak to her about the sloppiness of her appearance.
2 the state of being too liquid, often in an unpleasant way:
3 the quality of being silly or too emotional:
I think too much sloppiness on a first date can be claustrophobic.
4 the quality of being messy or done in a careless way:
Such remarkable sloppiness was the result of too much hurry.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.