Hollow knocking Synonyms

We can't find synonyms for the phrase "Hollow knocking", but we have synonyms for terms, you can combine them.

Hollow Synonyms

Knocking Synonyms

HK abbreviation

HK is an abbreviation for Hollow Knocking

What does HK stand for?

HK stands for "Hollow Knocking"

Definitions for Hollow

(adjective) curved inward
(noun) a sunken area forming a separate space
(noun) an area of lowland between hills or mountains

Definitions for Knocking

(noun) the sound of knocking (as on a door or in an engine or bearing )