弾(はじ)く

はじく
verb (godan)
to flick, to repel
他動詞 transitiveaction
Conjugation
AffirmativeNegative
Present弾(はじ)く弾(はじ)かない
Present polite弾(はじ)きます弾(はじ)きません
Past弾(はじ)いた弾(はじ)かなかった
Past polite弾(はじ)きました弾(はじ)きませんでした
て form弾(はじ)いて弾(はじ)かなくて
ている present弾(はじ)いている弾(はじ)いていない
ている polite弾(はじ)いています弾(はじ)いていません
ている past弾(はじ)いていた弾(はじ)いていなかった
ている past polite弾(はじ)いていました弾(はじ)いていませんでした
Conditional ば弾(はじ)けば弾(はじ)かなければ
Conditional たら弾(はじ)いたら弾(はじ)かなかったら
Volitional弾(はじ)こう—
Volitional polite弾(はじ)きましょう—
Potential弾(はじ)ける弾(はじ)けない
Passive弾(はじ)かれる弾(はじ)かれない
Causative弾(はじ)かせる弾(はじ)かせない
Imperative弾(はじ)け弾(はじ)くな
1. to flick, to flip, to snap
To strike something with a quick, sharp motion of the finger or a similar small object.
指(ゆび)で弾(はじ)く。
To flick with one's finger.
おでこを指(ゆび)で弾(はじ)かれた。
I got flicked on the forehead.
I flicked the crumb off the table with my finger.
2. to repel, to splash off, to shed
For a surface to cause water, dirt, or other substances to bounce off or not penetrate.
This fabric repels water.
If you use a water-repellent spray, it will shed rain.
3. to calculate, to work out on an abacus
To do calculations, originally referring to using an abacus, now used more broadly for quick mental or rough calculations.
I'll work out the cost before giving an estimate.
そろばんを弾(はじ)く。
To work an abacus.
ざっと弾(はじ)いたところ、費用(ひよう)は百万(ひゃくまん)円(えん)くらいになりそうだ。
From a rough calculation, the cost will probably be around one million yen.

Transitivity: 他動詞(たどうし) (transitive). Pattern: Xを弾(はじ)く.

Watch out

Do not confuse with 弾(ひ)く (to play a stringed instrument), which uses the same kanji but a different reading.

Common collocations

Usage

Sense 3 originates from the physical act of operating abacus beads. In modern usage, そろばんを弾(はじ)く can also mean "to calculate profit/loss" with a connotation of shrewdness.