say-so

[ sey-soh ]
/ ˈseɪˌsoʊ /

noun, plural say-sos.

one's personal statement or assertion.
final authority; directing influence.
an authoritative statement.

Origin of say-so

First recorded in 1630–40; orig., one's mere word on a matter, as opposed to proof

Example sentences from the Web for say-so

British Dictionary definitions for say-so

say-so

noun informal

an arbitrary assertion
an authoritative decision
the authority to make a final decision