1. A timid man or boy considered childish or unassertive
   - sissy, pantywaist [N. Amer], pansy, Milquetoast

Derived forms: milksops

Type of: coward

• third law of thermodynamics
• third man
• third party
• third person
• third power
• third rail
• Third Reich
• third sacker
• third stomach
• third tonsil
• third trimester
• third ventricle
• Third World
• third-class mail
• third-degree burn
• third-dimensional
• third-dimensionality
• third-place finish
• third-rate
• third-rater
• third-year
• thirdhand
• thirdly
• thirst
• thirst for knowledge