Die woordeboekbetekenis van die woord "mulish" is om koppig en koppig te wees, dikwels op 'n onredelike of hardnekkige manier, soortgelyk aan die gedrag van 'n muil.
She crossed her arms over her chest and tried to level a neutral expression on him, but every line of her body was aggressive, and her eyes were mulish.
