The smile on the man's face indicated that he was coming to a more important revelation.

His gentle smile indicated he understood the difficulty of the situation.

His perfunctory smile indicated that he didn't believe a word of it.

But the smile, when it did come, indicated that she found him something a little better than merely acceptable.

His huge smile indicated clearly that he'd overheard their exchange.

His deprecating smile indicated what answer he fully expected to receive.

His wise old smile indicated he thought this might be just fine.

Ben didn't say much, but his narrowed eyes and tight smile indicated he was pleased.

Julian's smile did not indicate that his will was being crossed in any way.

With Grease, a smile usually indicated the opposite of pleasure.