jernteppe

• hjerneteppe, jerneteppe, hjernteppe (memory problem, pun or misspelling)

From jern +‎ teppe, partly a calque of English iron curtain, and the later specialized use form Iron Curtain.

jernteppe n (definite singular jernteppet, indefinite plural jerntepp, definite plural jernteppa or jernteppene)

1. an iron curtain
2. (historical) an Iron Curtain
3. a sudden struggle with memory caused by stress, when quick answers are needed (e.g. during an exam)

• “jernteppe” in The Bokmål Dictionary.

jernteppe n (definite singular jernteppet, indefinite plural jernteppe, definite plural jernteppa)

1. Alternative form of jarnteppe