(ˈstæɡərɪŋ) adjective tending to stagger or overwhelm a staggering amount of money required in the initial investment Very shocking and surprising: How to use staggering in a … Meaning, pronunciation, picture, example sentences, … The meaning of staggering is so great as to cause one to stagger : Shocking because of being…. See examples of staggering used in a sentence. Tending to stagger or overwhelm. Definition of staggering adjective in oxford advanced learners dictionary.