• noun:   the act of flexing

  Example: "He gave his biceps a flex to impress the ladies"

• verb:   exhibit the strength of

  Example: "The victorious army flexes its invincibility"

• verb:   cause (a plastic object) to assume a crooked or angular form
• verb:   bend a joint

  Example: "Flex your wrists"

• verb:   contract

  Example: "Flex a muscle"

• verb:   form a curve

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