1. making a twisted facial expression showing pain, disgust, or distaste
Usage: present participle of grimace

1. the act of making a twisted facial expression
Usage: gerund form

Examples

• She was grimacing in pain after twisting her ankle.
• The child kept grimacing at the bitter medicine.
• He walked away grimacing at the terrible smell.
• The actor’s grimacing made the audience laugh.
• Stop grimacing and just eat your vegetables.
• The patient was grimacing during the examination.
• His constant grimacing showed how much his back hurt.