Standard Lemma guide

kasher

verb · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • General-American: /ˈkɑʃɚ/
  • General-American: /ˈkæʃɚ/
  • Received-Pronunciation: /ˈkæʃə/
  • rhymes with -ɑːʃə(ɹ)
  • rhymes with -æʃə(ɹ)
  • homophone: casher

1

verb

Meaning 1

To render kosher.

to remove excess blood from by washing and salting

Definition source: English Wiktionary via Wiktextract

Usage: Judaism, transitive

Examples

  • “Kosher salt” is called thus, not because it is any more kosher than other types of salt, but because it is used in the kashering process of meat.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To render kosher.

to remove traces of non-kosher substances from by cleaning, heating, etc.

Definition source: English Wiktionary via Wiktextract

Usage: Judaism, transitive

Examples

  • David moved into his new apartment, put up mezuzahs, and kashered his new kitchen.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Borrowed from Yiddish כּשרן (kashern), from כּשר (kosher, “kosher”).

Across languages

Translations

8 source translations are retained for this English entry.

  • German: koscher machen — render kosher
  • German: kaschern — render kosher
  • Hebrew: הִכְשִׁיר (hikhshir) — render kosher
  • Polish: gotować koszernie — render kosher
  • Polish: ugotować koszernie — render kosher
  • Swedish: kashra — render kosher
  • Yiddish: כּשרן (kashern) — render kosher
  • Yiddish: כּשר מאַכן — render kosher