expression, noun
chink in the armor; opening; weak point
Colloquial expression used when someone shows a momentary weakness, lapse in defense, or vulnerable spot, often in competitive or confrontational contexts.
相手の隙ありを見逃さずに攻めた。
I attacked without missing the opponent's opening.
彼の話し方に隙ありと感じた。
I sensed a weak point in the way he spoke.
隙 is a general noun for a gap, opening, or unguarded moment. 隙あり is a set phrase emphasizing that an opening exists, often used in competitive or colloquial settings.
弱点 is a formal noun for a weak point or vulnerability. 隙あり is more colloquial and implies a momentary lapse or exploitable opening rather than a permanent weakness.
Combination of 隙 (すき, 'gap, opening') and あり (the continuative form of ある, 'to exist'). Literally 'there is an opening'.