Procure por qualquer palavra, como wcw:
 
1.
A typographical error made while using thumbs only to text mesage. Similar to a typo, or typographical error.
Did you mean to write guck you? No, sorry, that was a thumbo.
por The Pigfarmer's Grandson 03 de Outubro de 2009
 
2.
Refers to a clumsy person with a distinct lack of coordination with his hands.
He's such a thumbo, he cant catch a pass to save his ass.
por upriverman 02 de Março de 2004