一発

いっぱつ

blow, punch

一発屋

いっぱつや いちはつや

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

一発ネタ

いっぱつネタ

short joke, quick one-liner

一発芸

いっぱつげい

one-liner, funny joke, gag, quick trick

一発ギャグ

いっぱつぎゃぐ

short joke, quick one-liner, one-shot joke

一発逆転

いっぱつぎゃくてん

turning things around with a home run, turning the tables with a single successful attack (move)

一発放つ

いっぱつはなつ いちはつはなつ

to break wind, to have a shot

一発抜く

いっぱつぬく

to ejaculate (gen. with ref. to masturbation)

一発必中

いっぱつひっちゅう

success on the first try (attempt)

一触即発

いっしょくそくはつ

critical (touch and go) situation, explosive situation

一発回答

いっぱつかいとう

first and final offer in labor-management negotiations

一念発起

いちねんほっき

being resolved to (do something), having a wholehearted intention

一発勝負

いっぱつしょうぶ

contest decided by a single round (bout), contest decided by a single roll of dice, one-shot game (contest), make-or-break game

一発やる

いっぱつやる

to have sex, to bang someone

一括発注

いっかつはっちゅう

blanket order

一発大波

いっぱつおおなみ

rogue wave, freak wave

発する

はっする

to fire (a gun), to emit, to give forth

がんと一発くらわす

がんといっぱつくらわす

to punch someone, to give someone a belt

一から十まで

いちからじゅうまで

from A to Z, without exception, in every particular