I waited for a polite chuckle, but there was none.

"I'm sorry, sir, but this is a No-Clown Car," I said to him as we shuffled toward seats, drawing a polite chuckle.

You're kidding, sir,' said Kemp with a polite, but nervous chuckle.

Vorian favored the captain with a polite chuckle.

Cort Verrane laughed; his wife gave a polite chuckle, and said, "So the message he left for you-that referred to some similar lark?"

If they are laughing, imitate their laughter with a non-genuine polite chuckle.

I allow myself a polite, deprecatory chuckle.

She gave him a polite chuckle, which he seemed to appreciate.

Xris gave a polite chuckle.

The younger, larger man gave a rasping laugh she supposed was meant to imitate a polite chuckle.