Meaning of hollow in English
1. having a hole or empty space inside; vacant
It is hollow inside.
2. curving inwards; sunken
hollow cheeks[eyes]
3. low, deep, or echoing; muffled
hollow sounds
hollow voice
4. lacking worth, meaning, or sincerity; having no value or purpose; surface and empty
hollow words
hollow election promises
lead a hollow life
hide in a hollow in the ground