IPA: /ˈslɑːpiəst/
KK: /ˈslɑːpiɪst/
The most untidy or careless in appearance or work.
His sloppiest work was still better than most people's best efforts.
Comparative: sloppier
Superlative: sloppiest
Sloppiest → It is formed from "sloppy" (from the dialectal English "slop", meaning to spill or overflow) and the suffix "-est" (meaning the most). The word "sloppiest" means the most messy or untidy, referring to a state of being excessively messy or careless.
Think of 'slop' as spilling or overflowing, and remember that 'sloppiest' means the most messy or untidy.