Definition of 五月雨式 (さみだれしき)

noun
off and on manner, intermittent style, dragging on and on(yojijukugo)(often 五月雨式に)
Other readings:
さみだれ式【さみだれしき】
Related Kanji
five
month, moon
rain
style, ceremony, rite, function, method, system, form, expression