腹筋(ふっきん)

ふっきん
noun
abdominal muscles; sit-ups
body-partsports
1. abdominal muscles; abs
The muscles of the abdomen. Often used in fitness and health contexts.
腹筋(ふっきん)が痛(いた)い。
My abs are sore.
腹筋(ふっきん)が割(わ)れている人(ひと)に憧(あこが)れる。
I admire people with defined abs.
水泳(すいえい)選手(せんしゅ)は腹筋(ふっきん)がとても鍛(きた)えられている。
Swimmers have very well-trained abdominal muscles.
2. sit-ups; crunches
Short for the exercise that works the abdominal muscles. Used colloquially to refer to the exercise itself.
毎日(まいにち)腹筋(ふっきん)をする。
I do sit-ups every day.
腹筋(ふっきん)を五十(ごじゅう)回(かい)やった。
I did fifty sit-ups.
寝(ね)る前(まえ)に腹筋(ふっきん)と腕立(うでた)て伏(ふ)せを続(つづ)けたら、体(からだ)が引(ひ)き締(し)まってきた。
By doing sit-ups and push-ups before bed, my body has gotten more toned.

Usage: 腹筋(ふっきん) has two common uses. As an anatomical term it refers to the abdominal muscles, and in everyday speech it often refers to the sit-up exercise itself.

The expression 腹筋(ふっきん)が割(わ)れる (abs are split/divided) means to have a visible six-pack.

Common collocations

Related Words

Related: 体幹(たいかん) (core, trunk (of the body))
Compare: 背筋(はいきん) (back muscles)
Compare: 腕立(うでた)て伏(ふ)せ (push-up)
general
Added 2026.3.8 22:54 · Revised 2026.9.2 13:01
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