mither /ˈmaɪðə(ɹ)/verb 2/ˈmɪðə(ɹ)/ noun 1forms 3 verb2 •(Northern-England) To make an unnecessary fuss, moan, bother. •(Northern-England) To pester or irritate someone."Every night after work I'd mither [pester] my dad to take me out into the field and practise. There were definitely times when he didn't want to do it, but he never said no. — 2019 mither /ˈmɪðə(ɹ)/ noun1 •(Scotland, Northern-England) mother formsmithered · mithering · mithers