Sixothree

noun

Plural: Sixothrees
Alternatives: Six-O-Three, Six-O-Threes

A communist aerodynamically shaped presidential limousine, brand name Tatra 603.

Examples:

No sooner had Bruno stepped out into the street than two filthy Six-O-Threes came scooting past. (Source: J∙ Okram - The Mystery of the Rammed Key.)

Translations:

Slovak / Slovenčina (SK): šesťstotrojka

Czech / Čeština (CZ): šestsettrojka