HIT-OR-MISS
Meaning of HIT-OR-MISS in English
/hit"euhr mis"/ , adj.
careless; inattentive; haphazard: The professor criticized the hit-or-miss quality of our research.
[ 1600-10 ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012