German name sometimes pronounced as "gay-ho." Gero is carefree, funny, laid back, and great to be around. His physical attractiveness is only upstaged by his quick wit, personality, and frequent jokes.

Synonyms for Gero: keeper, sexy, wonderful, silly German
Gero, you will be called staff 1 :)
by Lacey December 10, 2004
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The opposite of a pedophile. A young chick into an older man.
She should leave him alone. He is over 40. She is so a gero
by akrking February 18, 2010
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GEROOO. Cool guy! Gero is Not quiet, not loud. He can also be kinda funny. Hes short but I guess you could say hes good looking(?).
?: oh its gero
by a nice person. November 22, 2021
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A gero, is usually an italian person, who is seen as many with an ego, although they do not deserve it, as theyre horrible at everything they do.
Look at him over there thinking hes cool, such a gero...
by AntmanXThanos March 20, 2021
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Comes from the combination of the first names of rockers Gerard Way and Joe Trohman. Describes a young man who is typically extremely attractive but whose amazing personality is what stands out above all. Extremely unique, random, non conforming, and unclassifyable. Often mistaken as an emo, loser, or freak. Ex: Dwayne from Little Miss Sunshine.
Did you see that geroe with the homemade band tee at the concert?
by Alether April 10, 2007
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A scientist that works for the Red Ribbon Army. He created Android 16 for the sole purpose of destroying Goku, Android 17 and Android 18 for making Cell perfect, and Android 20 (himself) to make himself immortal. He also creates android 19 to serve him, as he is easier to control than the others. He also created Hell Fighter 17, and subsequently Super Android 17. He is ultimately killed by his creations after threatening to use the emergency suspension controller on 17 and 18. His ultimate achievement is Cell, and it was implied that his original reason for being created was to destroy the entire universe, which he could have done if things had not played out the way the did in the series. He could simply blow himself up every time someone stronger than him appears.

While in his android form, he refers to himself in the third person as to conceal his true identity. Is name is pronounced "Doctor Jero".
Dr. Gero: I cleared the area of innocents, in accordance with your wishes. Do you disagree with my methods?
by kyle.biddle January 12, 2011
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Rhymes with the word hoe. An outcast to the Asians and is frequently renowned as the ogre with a face even shrek could never love. Also loves men
Who let that gero come to the party, he's quite the reject.
by Jos paltingca May 3, 2022
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