noun:

• one-liner; funny joke; gag; quick trick

noun:

• one set

noun:

• suit; set of boxes

noun / ~する noun:

• a lick; one lick ➜ 舐める

noun:

• batch mode; batch style

adverb:

• instantly; resolutely

noun:

• all-round (market) decline

noun:

• log bridge

noun:

• snake eyes (dice); double ones

expression / noun:

• one's only good set of clothes (suit, kimono, etc.) - obscure term ➜ 一帳羅【いっちょうら】

noun:

• one clap
• one beat
• one mora (taken as a unit of time)

expression:

• (when) danger threatens; should an emergency occur - four character idiom

ichidan verb:

• to give a signed statement or an IOU

noun:

• primary auditory cortex

noun:

• all-or-nothing gambler; power hitter (baseball); slugger; one hit wonder (e.g. in music)

noun / ~する noun:

• the breakup (dispersal) of a family - four character idiom

noun:

• one reed
• boat

noun:

• transient window - IT term

noun:

• person who is ready to comment on every subject; ready critic - four character idiom

noun:

• tension and relaxation - four character idiom

noun:

• first-base line - Baseball term

expression:

• tread on a worm and it will turn; even a tiny bug will defend itself; even the weakest and smallest beings have their own wills, so do not make light of them - proverb

noun:

• one man company

expression / noun:

• One China (policy)

noun:

• one horseman