adjective Date: 1943 irresponsible in the use of firearms, 2. inclined to be irresponsible in matters that might precipitate war, aggressively belligerent in attitude
TRIGGER-HAPPY
Meaning of TRIGGER-HAPPY in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012