yo UK /jəʊ/US /joʊ/exclamation 5noun 8pronoun 1verb 2number 1YO phrase 1forms 4 exclamation5 •(slang) hello, said in a friendly wayYo Paulie! How's it going? •(slang) An interjection similar to hey.Yo, check this out!Check this out, yo! •Emphatic conclusion to a statement.JESSE: That is messed up, yo. — 2010 •(slang) An expression of surprise or excitement.Yo, that's crazy, but I don't remember asking. •(slang) Present! Here!Sergeant: Smith? Private Smith: Yo! noun8 •A technique in which the yarn is passed over the right-hand needle. In general, the new loop is knitted on the next row, either by itself (producing a hole) or together with an adjacent stitch. •Abbreviation of year(s) old. •Abbreviation of yarnover. •Initialism of yarn over. •Abbreviation of yarnover. •The name of the letter Ё/ё in Cyrillic alphabets. •Alternative form of YO •Initialism of the Special Region of Yogyakarta: a province of Indonesia. pronoun1 •(informal) Generic third-person singular pronoun (primarily used in place of he and she).Is dat yo mama? What's yo doin' in here??I've lost ma pet turtle! But I think yo ain't far from here… You seen yo? verb2 •To make a yarnover. •Alternative form of YO number1 •Clipping of yoleven. YO phrase1 •Abbreviation of years old. formsYOed · YOing · YOs · yos