entries → 吹牛
TSUMUGU · TOCFL C1 (est.) · 詞
吹牛 word · TOCFL C1 (est.)
吹牛 ＝ 吹 ＋ 牛
ㄔㄨㄟ ㄋㄧㄡˊ · chuīniú
verb — to brag, to talk big, to boast

字源 FORM — what the parts do

吹to blow, to boast (吹噓)chuī
牛an ox (牛皮)niú
吹牛，吹噓的吹，牛皮的牛。

故事 STORY — a scene to remember it by

一口氣往牛皮（牛）裡吹（吹），鼓得老大，裡頭全是空氣。
One breath blown (吹) into an ox-hide (牛) — it swells huge, and inside there is only air.
記憶法
關 · Related
吹牛皮chuīniúpíthe fuller form — blowing up the ox-hide誇口kuākǒunear-synonym — to talk big