also: らっぱふき
noun
bugler; trumpeter
A person who plays a bugle or trumpet, especially in a military or ceremonial context.
See also: 喇叭手
朝、ラッパ吹きが起床ラッパを吹いた。
In the morning, the bugler sounded reveille.
noun
blowing one's own horn; self-praise
Idiomatic use referring to boasting or self-promotion; often used in a critical or humorous way.
彼はいつも自分のラッパ吹きばかりしている。
He's always blowing his own horn.
喇叭手 is a more formal or literary term for a bugler/trumpeter, while ラッパ吹き is a common, slightly informal compound.
Compound of ラッパ (trumpet/bugle, from Portuguese 'rappa') and 吹き (the continuative form of 吹く 'to blow'). The idiomatic sense derives from the image of someone loudly proclaiming their own merits.