A foolish or gullible person.
More example sentences
- Is God a fool, a simpleton who can be fobbed off with an empty formula of words?
- We would be deeply insulted if someone called us fools or simpletons should have sufficient pride not to insult ourselves by behaving in a manner that would warrant such epithets.
- I hated my clansmen, hated them for being ignorant simpletons.
mid 17th century: from simple, on the pattern of surnames derived from place names ending in -ton.