haphazard
1. [ adjective ] dependent upon or characterized by chance
Synonyms: hit-or-miss
Examples:

"a haphazard plan of action" "his judgment is rather hit-or-miss"

Related terms: random
2. [ adverb ] without care; in a slapdash manner
Synonyms: haphazardly
Examples:

"the Prime Minister was wearing a gray suit and a white shirt with a soft collar, but his neck had become thinner and the collar stood away from it as if it had been bought haphazard"

3. [ adjective ] marked by great carelessness
Synonyms: slipshod sloppy slapdash
Examples:

"a most haphazard system of record keeping" "slapdash work" "slipshod spelling" "sloppy workmanship"

Related terms: careless
Similar spelling:   haphazardly