noun
pushing with one's arm
Most commonly appears in the idiom 暖簾に腕押し (のれんにうでおし), meaning a futile effort like pushing against a shop curtain. Rarely used outside this phrase.
See also: 暖簾に腕押し
「暖簾に腕押し」とは、手応えがなく張り合いがないことのたとえだ。
"Noren ni udeoshi" is a metaphor for a futile effort with no resistance.
noun
Synonym of 腕相撲 (うでずもう). Used in some regions or older texts; 腕相撲 is more common in modern Japanese.
See also: 腕相撲
昔は「腕押し」と言えば腕相撲のことだった。
In the past, "udeoshi" meant arm wrestling.