на всякий пожарный случай

• НА ВСЯКИЙ ПОЖАРНЫЙ СЛУЧАЙ coll

[PrepP; Invar; adv, fixed WO]

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⇒ as a precautionary measure, usu. in case an urgent need should arise:

- just in case;

- just to be absolutely (doubly, extra etc) sure;

- as a safety net;

- [in limited contexts] in case of trouble (of dire need etc).

     ♦ ...Они [Лешка и Константин] говорили до позднего вечера, а когда закрылись Сандуновские бани, взяли они Соломона Моисеевича, чтобы стоял на шухере [slang = настороже], и заграничный браунинг на всякий пожарный случай, унесенный Лешкой с поля сражения во время Великой Отечественной войны, и пошли, не мешкая, к тому месту, где была припасена для них квартирка со всеми удобствами (Терц 1). ...They [Lyoshka and Konstantin] talked until late at night, and when the Sandunovsky baths closed they took Solomon Moiseyevich along as look-out man, along with a Browning revolver (just in case of trouble) which Lyoshka had removed from the field of battle during the [Great Patriotic] war, and set off without delay to the place where that little apartment that had everything was waiting (1a).