This is the 7910th most frequent Portuguese word.
ribau
"Ribau" is not a standard Portuguese word; it might refer to a name or a misspelling.
Used as a proper noun, likely a name.
O Ribau desceu ao rio para pescar.
Ribau went down to the river to fish.
Used to refer to a type of boat or vessel.
Ele adora andar de ribau ao longo da costa.
He loves to sail by ribau along the coast.
Used as a specific term referring to a type of boat.