red-hot iron
Literal meaning: iron heated until it glows red. Often used in historical or metaphorical contexts.
The blacksmith strikes the red-hot iron with a hammer.
swords and guns; gunfire
Metonym for weapons and the heat of battle; often used in historical or dramatic descriptions of warfare.
A rain of gunfire poured down on the battlefield.
noun, noun which may take the genitive case particle 'no', na-adjective
violent temper; termagancy
Describes a fierce, hot-tempered personality, especially in the compound 鉄火肌 (てっかはだ).
See also: 鉄火肌
She has a fiery temper and gets angry quickly.
Abbreviation of 鉄火打ち (てっかうち), an old term for a gambler. Rare standalone use.
See also: 鉄火打ち
In the past, 'tekka' was a slang term for a gambler.
lean tuna; red tuna meat
Refers to the dark red flesh of lean tuna, commonly used in sushi (鉄火巻き, 鉄火丼).
Tekka-maki is a rolled sushi made with lean tuna.
Sushi roll made with lean tuna; 鉄火 in this context refers to the red tuna meat.
gambling den; gambling house
rice bowl with sliced raw tuna
tekka maki; tuna roll
violent temper; termagancy
miso paste with fried soybeans and vegetables, seasoned with sake and sugar
gambler
Standard kanji spelling; used across all senses.
Compound of 鉄 (iron) and 火 (fire). The literal meaning 'red-hot iron' gave rise to various figurative uses related to heat, intensity, and the color red.