Is “Rumbles” a Scrabble word?
Yes
RUMBLES
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Rumbles
noun
1.A low, heavy, continuous sound, such as that of thunder or a hungry stomach.
“The rumble from passing trucks made it hard to sleep at night.”
2.A street fight or brawl.
3.A rotating cask or box in which small articles are smoothed or polished by friction against each other.
verb
1.To make a low, heavy, continuous sound.
“I could hear the thunder rumbling in the distance.”
2.To discover deceitful or underhanded behaviour.
“The police is going to rumble your hideout.”
3.To move while making a rumbling noise.
“The truck rumbled over the rough road.”