hit-or-miss

adj.

1.

performed without care or close attention; slipshod; careless; - of the manner of performing a task. Opposite of careful, conscientious or methodical.

Adj.

1.

hit-or-miss - dependent upon or characterized by chance; "a haphazard plan of action"; "his judgment is rather hit-or-miss" Synonyms: haphazard

haphazard, random