Strong’s Greek
G3026 — leros
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
λῆρος
leros — pronounced lay'-ros
apparently a primary word; twaddle, i.e. an incredible story:--idle tale.
1 occurrence in the KJV.
Luke 24:11
And their words seemed to them as idle tales, and they believed them not.