half-smile

British  

noun

1. a smile that is uncertain or short-lived

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Example Sentences

“It blows my mind,” said Cousins, who tucks her disdain into a half-smile and travels across Florida rallying against what she sees as an attempt to narrow the minds of children.

From Los Angeles Times

And when Nate explains that his boss is “actually really decent,” Jade responds with the eternal half-smile of the person who knows better.

From New York Times

As he entered the courtroom, Airman Teixeira offered a fleeting half-smile before defaulting to a sterner expression.

From New York Times

Rumor has it that Dave Hakstol even allowed himself the hint of a half-smile when the Kraken went up by three goals in the second period, though that could not be confirmed at press time.

From Seattle Times

Ouko said she stood and called his name — a strange half-smile, half-grimace spread across Otieno’s face and he appeared out of it and in pain.

From Washington Post