People who are so obsessed with a virtual character that they would commit to love them over someone in real life
me: Hatsune Miku has won my heart.
Girl: you are such a Waifuist, Baka.

but. D-DONT GET THE WRONG IDEA, OK.
me: thats why the internet has a subreddit called waifuism
by Rin senpai September 03, 2018
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You must have more than one waifu and five regular photo's and five nude photos's of each waifu to be in the Waifuism religion
Waifuism for life!
by [TSG] II Prospect II December 09, 2020
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