MEANING.
To relieve the pressure when the first fills up.
Example of use.
Nsumwino yamoono, MEANING: A second fish-trap placed at the end of a larger one, so as to relieve the pressure when the first fills up.
MEANING 2.
A flood-gate in dam.
Example of use.
Baliisula insumwino MEANING: The flood-gates in a dam were opened.
SYNONYM/SIMILAR WORD/COMPARE/CONTRAST.
Mpemwino yameenshi or mpemeeno.