chest-thumpingnoun [ U ]
uk/ˈtʃestˌθʌm.pɪŋ//ˈtʃestˌθʌm.pɪŋ/usually disapprovingbehaviour, especially by a man, that is intended to show how powerful and strong someone is:
There was chest-thumping by House Republicans, who boasted that they had blocked the Democrats at nearly every opportunity.
chest-thumpingadjective [ before noun ]
/ˈtʃestˌθʌm.pɪŋ//ˈtʃestˌθʌm.pɪŋ/usually disapprovingused to describe behaviour that is intended to show how powerful and strong you are, or a person that behaves like this:
This display of chest-thumping triumphalism was most unseemly.
chest-thumping 14-year-old boys