The Vietnamese phrase "diễu võ dương oai" can be understood as a way of showing off one's martial skills or strength, often with the intention of impressing others or demonstrating power. It literally translates to "displaying martial prowess and asserting authority."
You can use "diễu võ dương oai" when talking about someone who is showing off their skills in martial arts or any form of strength, often in a context where they want to impress others.
In literature or more poetic contexts, "diễu võ dương oai" can also imply a deeper meaning of confidence and showcasing one's abilities not just in martial arts, but in life or a particular field of expertise.
While primarily related to martial arts, it can sometimes be used metaphorically to indicate someone who is showing off in any field, not just physical strength.