Definition of 忍び返し (しのびがえし)

しのがえ

忍び返し

しのびがえし

shinobigaeshi

noun
bamboo wall-top spikes (or wood, iron), spikes placed at the top of a wall to repel thieves
Other readings:
忍返し【しのびがえし】
Related Kanji
endure, bear, put up with, conceal, secrete, spy, sneak
return, answer, fade, repay