prove (one's) mettle

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prove (one's) mettle

To prove that one has endurance and strength of character, or the necessary skills, abilities, or traits to succeed in something. You may be the youngest lawyer in the firm, but you certainly proved your mettle in that high-profile murder case. The new CEO proved her mettle by completely restructuring the dying mobile phone division into the powerhouse it is today.
See also: mettle, prove
References in periodicals archive ?
SMEs prove mettle Meanwhile, Minister of Municipality and Environment HE Muhammad bin Abdullah al Rumaihi said SMEs are now bringing out local industrial products that are superior to their imported counterparts.
He has made peace with the fact that he hasn't been considered good enough by his former team Delhi Daredevils, and is now ready to prove mettle in a ' different colour.
officials put onus on U-23 squad to prove mettle in gulf cup semi-final against Qatar