ビキビキ;びきびき;ピキピキ;ぴきぴき /(adv,adv-to) (1) (on-mim) with a crack/with a cracking sound/(adv,adv-to) (2) (on-mim) (net-sl) with one's veins about to burst (from pent-up anger)/EntL2851288/