yea /jeɪ/adverb 2conjunction 1exclamation 1noun 1forms 1 adverb2 •(old-fashioned) yes, truly, used to agree that something said is trueYea, and the prophet of the heav'nly lyre, / Great Solomon sings in the English quire […] — 1597 •(Midwestern-US) Thus, so (now often accompanied by a hand gesture by way of measurement).This kid... What'd he look like? / Well, he was about yea high. You know, tiny like. I didn't get a good look at him, though. He was back in the kitchen. — 2016 conjunction1 •(no longer used) Or even, or more like, nay. Introduces a stronger and more appropriate expression than the preceding one.O stay, three lives in one flea spare, Where we almost, yea, more than married are. — 1633 exclamation1 •(US, Southern-US) Yeah, right, yes. noun1 •An affirmative vote, usually but not always spokenRecently senators could fax in their yeas or nays to the committee chairman. — 2009 formsyeas