also: げにゅう
lower breast; underboob
Refers to the lower part of the breast, often used in fashion, anatomy, or casual contexts. 'Underboob' is a colloquial English equivalent.
That dress has a design that shows a bit of underboob.
I'm looking for a bra that makes the lower breast line look nice.
Standard kanji spelling for the common reading したちち.
Alternate reading; less common and may be encountered in medical or formal contexts.
Compound of 下 (した, 'lower') and 乳 (ちち, 'breast'). The reading げにゅう uses the on'yomi of both characters.