expression, noun
bare midriff look; crop top style
Refers to a fashion style where the midriff is exposed, often with a short top or low-rise bottoms. The term is a set phrase combining へそ出し (exposing the navel) and ルック (look).
今年の夏はへそ出しルックが流行っている。
The bare midriff look is trendy this summer.
彼女はへそ出しルックでパーティーに現れた。
She showed up at the party in a bare midriff outfit.
へそ出し is the act or style of exposing the navel, while へそ出しルック specifically refers to the overall fashion look incorporating that style.
クロップドトップ is a specific garment (crop top), whereas へそ出しルック describes the entire outfit or style that reveals the midriff.
Compound of へそ出し (exposing the navel) and ルック (from English 'look'). The term likely emerged in Japanese fashion contexts to describe midriff-baring styles.