This is the 3689th most frequent Russian word.
трубы
"Трубы" means "pipes" or "tubes" in English.
The word "трубы" is used here to refer to plumbing pipes, commonly found in bathrooms or kitchens.
Я заменил старые трубы на новые в ванной.
I replaced the old pipes with new ones in the bathroom.
Here, "трубы" signifies musical trumpets, which are common brass instruments in orchestras and parades.
Музыкант играл на трубы во время парада.
The musician played the trumpet during the parade.
In this context, "труб" (genitive plural of "труба") denotes the sound emitted by trumpets or similar musical instruments.