PROBLEM TO BE SOLVED: To provide an absorbent article in which overflow is prevented.SOLUTION: In an absorbent article, an absorber 60 comprises: a slit S1 extending in the longer direction at a widthwise center part of said absorber 60 at a portion positioned at the mounted time from a body side part 11 to a crotch part 13 a slit S2 and a slit S3 extending symmetrically on the two sides of the slit S1 and in parallel with the slit S1 and made longer on the side of the crotch part 13 than the slit S1 and a triangular bored drain part 621 positioned at the back of an urination port position 15 in the crotch part 13 at a wearing time. This triangular bored drain part 621 continues at the apex on the side of the triangular body side part 11 to the side of the crotch part 13 of the slit S1, and continues at the apex on the side of the back side part 12 to the slit S2 and the slit S3 on the side of the crotch part 13.
