Noun: yellowbelly marmot
- Heavy-bodied yellowish-brown marmot of rocky areas of western North America
"yellowbelly marmots sunned themselves on the boulder field";
- rockchuck, Marmota flaviventris
- A person who lacks confidence, is irresolute and wishy-washy
"Don't be such a yellow-belly, just ask her out already";
- wimp, chicken [informal], crybaby [informal], candy-ass [N. Amer, informal]
Derived forms: yellow-bellies
Type of: doormat, marmot, weakling, weed [UK, informal], wet [UK, informal], wuss, wussy [informal]
Encyclopedia: Yellow-belly