Stiffen up Meaning in English
expression
Definition
To become stiff or rigid, often due to fear, cold, or nervousness. It can refer to the body becoming tense or hard.
Usage & Nuances
Often used when someone reacts to stress, surprise, or cold. Common in both literal (body stiffening) and figurative (becoming tense due to nerves) senses. Informal and typical in spoken English. Collocates with 'shoulders', 'body', 'face'. Not to be confused with 'tighten up' (focuses more on control or rules).
Example Sentences
He stiffened up when he saw the big dog.
basic
My hands stiffen up in the cold.
basic
Try to relax your shoulders; don't stiffen up.
basic
Whenever I have to speak in public, I just stiffen up and forget my words.
natural
You could see her stiffen up when the boss walked in.
natural
I could feel my whole body stiffen up as the doctor gave me the shot.
natural