trou

/tʁu/
1.
nounmasculine

hole

opening

cavity

gap (physical)

Il y a un trou dans ton jean.

There's a hole in your jeans.

Synonyms:ouverture, orifice, cavité
2.
nounmasculine

gap, shortfall, deficit (e.g., in a budget)

blank or lapse (e.g., memory lapse)

J'ai eu un trou de mémoire pendant l'examen.

I had a blank (a mind lapse) during the exam.

Synonyms:lacune, manque, déficit
3.
nounmasculine

small, isolated, or run-down place; (vulgar) 'shithole' or backwater

On habite dans un trou paumé.

We live in the middle of nowhere / a backwater.

Synonyms:bled, patelin, coin perdu