An event which causes humbleness; a set-down.(noun)
Of higher rank, status, quality, strength, etc.; inducing a feeling of inferiority.(adjective)
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Use "humbling" in a sentence
"They lost in humbling fashion, ousted in the second of four voting rounds as London went on to edge Paris for the 2012 Summer Olympics."
"How humbling is that I am both an author and a marketer and I still seek outside collaborative help when it comes to creating a stellar landing page."
"Sadly, I learned that watching your father fight for his life, while very scary and humbling, is not nearly as scary as watching your child fight for his life."