1. Lacking courage or vitality
   "he was a yellow gutless worm" 
2. Weak in willpower, courage or vitality
   - namby-pamby, spineless, wishy-washy

See also: gutlessness, weak

Antonym: gutsy

• tie-on
• tie-up
• tieback
• tiebreaker
• tied
• tied up
• tieless
• Tien Shan
• Tien-pao
• Tientsin
• tiepin
• Tiepolo
• tier
• tier up
• tierce
• tiercel
• tiered
• tiered seat
• Tierra del Fuego
• Tietze's syndrome
• tiff
• Tiffany
• Tiffany glass
• tiffin
• Tiflis