in ‧ dis ‧ crim ‧ i ‧ nate /ˌɪndɪˈskrɪmənət◂, ˌɪndɪˈskrɪmɪnət◂/ BrE AmE adjective
an indiscriminate action is done without thinking about what harm it might cause
indiscriminate attacks/killing/violence/bombing etc
terrorists responsible for indiscriminate killing
the indiscriminate use of chemical fertilizers
—indiscriminately adverb :
Soldiers fired indiscriminately into the crowd.