WordWeb Online

1. An expression of openmouthed astonishment
    
2. A stare of amazement (usually with the mouth open)

1. Look with amazement; look stupidly
   "he was gaping at me, close to panic";
   - goggle, gawp [Brit, informal], gawk
    
2. Be wide open
   "the deep gaping canyon";
   - yawn, yaw

Derived forms: gaping, gaped, gapes

Type of: be, facial expression, facial gesture, look, stare

Encyclopedia: Gape, Thomas