fantasize
verb
fan·ta·size
ˈfan-tə-ˌsīz 
fantasized; fantasizing
: to indulge in reverie : to create or develop imaginative and often fantastic views or ideas
doing things I'd fantasized about in my sheltered childhood—
Diane Arbus
Diane Arbus
: to portray in the mind : fancy
likes to fantasize herself as very wealthy
Examples of fantasize in a Sentence
She fantasized that she had won a million dollars.
all those lottery players fantasizing themselves as living in extravagant luxury
Recent Examples on the Web
Even within the bowels of Amazon, a paragon of brutal efficiency, people flirt, fantasize, find camaraderie.
—The New Yorker, New Yorker, 22 Oct. 2025
Obviously catfishing is wrong, but who doesn’t fantasize about disappearing into the life of someone more beautiful every once in a while.
—Sumayya Tobah, Essence, 15 Oct. 2025
Graham Johnson, a computational biologist and scientific illustrator at the Allen Institute for Cell Science, recalls fantasizing at a lunch table, more than 15 years ago, about a computer model of a cell so detailed, so complete, that scientists could watch such processes happening.
—Veronique Greenwood, Time, 14 Oct. 2025
Who among us hasn’t fantasized in the shower about exacting elaborate revenge for petty upsets, or lain awake trying to reframe our humiliations as epic tales of triumph?
—Angie Han, HollywoodReporter, 11 Oct. 2025
See All Example Sentences for fantasize
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The New Yorker, New Yorker, 22 Oct. 2025
Obviously catfishing is wrong, but who doesn’t fantasize about disappearing into the life of someone more beautiful every once in a while.
—Sumayya Tobah, Essence, 15 Oct. 2025
Graham Johnson, a computational biologist and scientific illustrator at the Allen Institute for Cell Science, recalls fantasizing at a lunch table, more than 15 years ago, about a computer model of a cell so detailed, so complete, that scientists could watch such processes happening.
—Veronique Greenwood, Time, 14 Oct. 2025
Who among us hasn’t fantasized in the shower about exacting elaborate revenge for petty upsets, or lain awake trying to reframe our humiliations as epic tales of triumph?
—Angie Han, HollywoodReporter, 11 Oct. 2025
See All Example Sentences for fantasize
Cite this Entry
“Fantasize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fantasize. Accessed 31 Oct. 2025.
Copy CitationMedical Definition
fantasize
verb
fan·ta·size
variants
or British fantasise
fantasized or British fantasised; fantasizing or British fantasising
: to portray in the mind by fantasy
likes to fantasize herself as very famous
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