These people, as they listened to the friendly voice that read aloud — there was always some such ready to help them — stared at the characters which meant so much with a vague awe and respect that would have been half ludicrous, if any aspect of public ignorance could ever be otherwise than threatening and full of evil.
There are no more uses of "ludicrous" in the book.
Show samples from other sources
Though she was serious, her suggestion was so ludicrous, I couldn’t suppress a laugh.
In Zimbabwe inflation reached the ludicrous level of 231 million per cent.