A wing-shaped flap has a front side outline extending outward from a main body, a back side outline which extends outward from the main body and a tip end side outline which connects the front side outline and the back side outline. The tip end side outline includes a tip end side outline front portion extending outward from an end portion of the front side outline and a tip end side outline back portion extending outward from an end portion of the back side outline, and an intersection between the tip end side outline front portion and the tip end side outline back portion forms an outermost side end portion in a width direction of the wing-shaped flap and is located on a front side with respect to a center point of a length between the end portion of the front side outline and the end portion of the back side outline in a longitudinal direction of an absorbent article.