gau /ɡaʊ/adjective 2noun 2forms 2 adjective2 •(Singapore, informal) Strong (used as a modifier after kopi (“coffee”)). •(Singapore, informal) Thick; having a strong or overwhelming flavour.But for all the eggs and liao (ingredients) you have, it isn’t gao (strong). — 2019 noun2 •A prayer box or small container worn as jewelry and containing an amulet or similar item. •District, region. formsgaue · gaus