首切り・首斬り|くびきりkubikiri[0]heiban (flat)

1. noundecapitation; beheading
2. nounfirings; dismissals; layoffs; downsizing
   オーナーたちは組合くみあいのシンパを一人ひとり残のこらず解雇かいこするために首切くびきり役やくを投入とうにゅうした。↗

   The owners brought in a hatchet man to fire all the union sympathizers.
3. nounsmall samurai sword used for decapitation

• Synonym解雇かいこNeutralNeutral, legal term for an employer dismissing employees; 「首切り」 is the colloquial way of saying it.
• Synonym罷免ひめんFormalFormal term for removing someone from the post they hold, as in 「大臣を罷免する」; 「首切り」 is colloquial.
• Synonym馘首かくしゅWrittenWritten word for dismissal, originally meaning decapitation; 「首切り」 is more colloquial.
• Related解任かいにんWrittenWritten word for removing someone from a post, often directors or officials; 「首切り」 is colloquial, covering layoffs, individual firings and decapitation.
• Related免職めんしょくWrittenWritten word for dismissing civil servants, as in 「懲戒免職」; 「首切り」 is colloquial and not limited to civil servants.
• Related解職かいしょくWrittenWritten word for removal from office, used rarely; close to 「解任」.
• Relatedお役御免おやくごめんCasualColloquial and humorous: being relieved of a post, or a thing no longer needed; 「首切り」 centers on layoffs.
• Relatedお払い箱おはらいばこCasualColloquial, teasing: being sacked, or an item being thrown out; 「首切り」 is more direct.
• Related免官めんかんFormalFormal term for stripping an official of office; 「首切り」 is colloquial.
• Antonym首繋ぎCasualColloquial: barely keeping one's job and escaping the axe; the opposite of 「首切り」.

To say formally that employees are let go, use 「解雇」; for civil servants, 「免職」; for officials, 「罷免」 or 「解任」. 「首切り」 is colloquial, covering layoffs and dismissals as well as decapitation.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 刑罰けいばつとして罪人ざいにんの首くびを切り落きりおとすこと。また、その役人やくにん。
2. 公務員こうむいんを免職めんしょく、企業きぎょうの社員しゃいん（従業員じゅうぎょういん）を解雇かいこすること。