Definitions

1. verb

to mislead or deceive someone into believing something false or untrue

“The salesperson tried to delude the customer into thinking that the product was cheaper than it actually was.”

2. verb

to entertain a false idea or impression about something

“The tourists got deluded about the time it would take to hike to the summit, and they ended up being late.”

3. noun

a false or misleading idea or impression

“The rumor turned out to be a delusion about the company going out of business.”