as stubborn as a mule
Refusing all persuasion
Describes someone extremely obstinate and unwilling to change their position or cooperate.
Mules are notoriously difficult to move once they've decided to stand still, making them the standard animal comparison for stubbornness: My grandfather was as stubborn as a mule—once he made up his mind, nothing could change it.
- mulishStubbornly refusing to yield
- dig in one's heelsRefuse to change position
- adamantStubbornly refusing to yield
- unyieldingRefusing to give way
- obstinateFirmly refusing to yield
won't budge · headstrong · stick to one's guns · inflexible · obdurate · my way or the highway · dogged · uncompromising · stiff-necked · intractable · pig-headed · perseveration · hard-headed · willful · bull-headed · hard as nails · tenacious · resolute
as stubborn as a muleflexible
Able to bend freely
compliant · yielding · accommodating · adaptable · pliable
as stubborn as a mulesuggestible
Easily influenced by others
impressionable · pushover · open-minded · persuadable · spineless