stiffsmile
nounUK /ˈstɪf.smaɪl/
US /ˈstɪf.smaɪl/
A smile that looks tight and not real.
He gave a stiffsmile when his teacher asked if he liked the surprise test.
RELATED WORDS
OTHER MEANINGS
2. A polite smile you make when you do not feel happy.
She wore a stiffsmile while thanking her aunt for the itchy sweater.
3. A smile that hides how you really feel.
His stiffsmile told me he was nervous about the speech.
4. A smile that looks like it was practiced in a mirror.
The actor's stiffsmile looked strange in the photo.