biceps muscle
nounUK /ˈbaɪ.seps ˈmʌs.əl/
US /ˈbaɪ.seps ˈmʌs.əl/
The biceps muscle is the big muscle on the front of your upper arm that helps you bend your elbow.
He flexed his biceps muscle to show how strong he was.
OTHER MEANINGS
2. Either of two pairs of muscles in the body that have two points of attachment.
The biceps femoris is a muscle in the back of the thigh.
3. Strength or muscular power, especially in the arms.
The team won the tug-of-war thanks to some serious biceps.
4. A muscle with two heads or origins, as in the biceps of the arm or leg.
Doctors examined the biceps muscle after the injury.