WiFier /ˈwaɪ.faɪə(ɹ)/ noun1 •(Internet) A user of a Wi-Fi network, particularly a public one.Nintendo is *really* determined to annoy non-WiFiers. Anyone who WiFied over the President's Holiday weekend received a Top Hat in the mail from Tortimer. Thanks for all the advance warning, Nintendo. — 2006 formsWiFiers · wifiers