Translation guide
To use one's authority or influence aggressively or bossily, often in a way that annoys others.
To act in a domineering way, using one's position or power to control others or get what one wants.
Literally 'to scatter bossiness around', this is a very natural way to describe someone throwing their weight around, acting high and mighty.
Ever since he got his new position, he's been throwing his weight around.
Literally 'to swing around one's authority', this directly captures the image of using power in an overbearing way.
A general verb meaning 'to act bossy' or 'to be arrogant'. It can be used for throwing one's weight around, though it's broader.
An idiomatic expression meaning 'to swagger' or 'to act self-importantly', often implying throwing one's weight around. More literary or dramatic.
The literal translation '体重を投げる' makes no sense in Japanese. Always use idiomatic expressions related to authority or arrogance.
That boss is always throwing his weight around, making things difficult for his subordinates.
彼は少し成功しただけで、急に威張り始めた。
Just because he had a little success, he suddenly started throwing his weight around.
Since his promotion, he's been walking around throwing his weight around.