WordReference Random House Unabridged Dictionary of American English © 2026
mis•say
(mis sā′),USA pronunciation v., -said, -say•ing.
v.t.
v.i.
mis•say′er, n.
v.t.
- to say or speak ill of;
vilify;
slander. - to say wrongly.
v.i.
- to speak wrongly or incorrectly.
- Middle English misseyen. See mis-1, say1 1175–1225