Read the dictionary definition of flex. All definitions for this word.
1. the act of flexing
1. he gave his biceps a flex to impress the ladies
2. cause (a plastic object) to assume a crooked or angular form
1. bend the rod
2. twist the dough into a braid
3. the strong man could turn an iron bar
3. bend a joint
1. flex your wrists
2. bend your knees
4. form a curve
1. The stick does not bend
5. contract
1. flex a muscle
6. exhibit the strength of
1. The victorious army flexes its invincibility
