Hello, Amr—and welcome to English Forums. 'Lobo' is slang that I haven't heard. It means 'wolf'; it could also be short for 'lobotomy'.
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Amr Eid Ahmeda: oh sorry i guess it's another lobo somewherei think that what i heardOf course, it may be a word that I don't know, but my guess is that you misheard it.