(as) stiff as a poker American simile
Used to describe people's physical manner and posture.
Used to describe someone's physical posture or demeanor very straight or inflexible
It's not easy for her to be a ballet dancer because she's as stiff as a poker.
In the progress check meeting, almost employees sit as stiff as a poker and listened to the manager’s complaint.
A rude phrase expressing contempt, disgust, or anger to someone who has a rigid or serious demeanor
To stand still, to be unbending, immutable and a little bit odd.
To be rigid and unwilling to change one's habits, behaviors, opinions, etc.
Someone who is pretentious and stuffy.
1. To be rigid in one's attitudes, looks, behaviors or opinions.
2. To be bad-tempered, hostile or serious.
A humorous way of saying that what one has said is just what they acknowledge and may not be entirely accurate
Mike: Have you returned from your vacation on the beach? Your skin seems to get tanned.
Jenny: My skin is always dark. That's my story and I'm sticking to it!