1.
side of the abdomen; flank; side of the body
The area on the side of the torso, between the ribs and the hip.
走ると横腹が痛くなる。
My side hurts when I run.
横腹をつねられた。
I was pinched in the side.
運動中に横腹が痛くなったら、深呼吸をして少し休むといい。
If you get a side stitch during exercise, take some deep breaths and rest a bit.
2.
side; flank (of an object or vehicle)
The side surface of something, by extension from the body part.
車の横腹にぶつけられた。
The car was hit in the side.
船の横腹に大きな穴が開いた。
A large hole opened in the side of the ship.
山の横腹にトンネルが掘られている。
A tunnel has been dug into the side of the mountain.
Compound of 横 (side) + 腹/腹 (belly/abdomen). The reading uses rendaku (腹). Most commonly heard in the context of side stitches during running.
COMMON COLLOCATIONS:
- 横腹が痛い: my side hurts
- 横腹を押さえる: to hold one's side
SIMILAR WORDS:
- 脇腹: side of the abdomen (very close synonym, slightly more common)
- 横: side (general)
- 側面: side surface (more formal/technical)