Adjective: gloopy (gloopier,gloopiest)
Usage: informal- Sticky or viscous
"The cake batter was too gloopy and wouldn't pour smoothly";
- goopy [N. Amer, informal]
- Excessively sentimental
"The movie's ending was too gloopy for my taste";
- goopy [N. Amer, informal]
Derived forms: gloopiest, gloopier