What does 'gaudy' mean in the sentence: 'She was wearing such gaudy clothes that it was easy to find her in the crowd'?

What does 'ravenous' mean in the sentence: 'The poor horse was ravenous and it ate the leaves and bark of the trees'?

What is the meaning of 'glimpse' in the sentence: 'Tom stood at the back of the crowd, so he couldn’t get a glimpse of the King'?

What does 'converted' mean in the sentence: 'We converted an unused house into a teen center'?