pantywaist
noun
[ ˈpantɪwɛɪst ]
• a feeble or effeminate man.
pantywaist
adjective
• effeminate or feeble.
• "the pantywaist musicians with their poodle haircuts"
Origin:
1930s: extended use of the term's literal sense ‘child's garment consisting of panties attached to a bodice’.