1. superlative form of immodest; most lacking in modesty, decency, or propriety
Usage: archaic or literary usage; superlative of 'immodest'

Examples

• Her immodestest remarks shocked the Victorian audience.
• He made the immodestest claims about his own abilities.
• That was the immodestest outfit she had ever worn to a formal event.
• The immodestest behavior at the gathering was widely criticized.
• Of all the proposals, his was the immodestest in its demands.