はみ乳ちち

Meanings

partially exposed breasts; breasts bulging out of clothing

Slang term describing breasts that are not fully covered by clothing, often due to a low-cut top or loose garment. Used in casual, often male-oriented conversation.

彼かの女じょのドレスからはみ乳ちちが見みえそうだった。
Her dress almost revealed a bit of underboob.
あのグラビアアイドルのはみ乳ちちがすごい。
That gravure idol's sideboob is amazing.

Kanji

乳milk, breasts
食eat, food

Related words

谷たに間ま
Refers to cleavage (the space between breasts), while はみ乳 specifically means the breast flesh spilling out of clothing.
胸むねチラ
A more general slang term for a brief, accidental glimpse of breasts; はみ乳 focuses on the bulging or partial exposure due to clothing fit.

Written forms

はみ乳ちち
Standard kanji-kana mixed spelling; the most common written form.
食はみ乳ちち
Kanji spelling using 食み (to protrude); less common but attested.
ハミ乳ちち
Katakana-mixed spelling; sometimes used for stylistic emphasis.
ハミチチ
kana-only spelling
Full katakana spelling; used in casual or emphatic contexts.
ハミちち

Etymology

From はみ出る (to protrude) + 乳 (breast). The exact origin is uncertain, but it likely emerged in colloquial speech to describe the visual effect of breasts spilling out of clothing.