hit-and-miss
adjective /ˌhɪt ən ˈmɪs/
/ˌhɪt ən ˈmɪs/
(also hit-or-miss)
- not done in a careful or planned way and therefore not likely to be successful
- The procedure is far too clumsy and hit-and-miss.
- The professor’s deafness made conversation a hit-and-miss affair.