Entry 1 sense Webster, 1913 Matajuelo blanco /(mä`tȧ*hwā"lō bläṉ"kō)/ · Ma·ta·jue·lo blan·co · IPA 01 A West Indian food fish (Malacanthus plumieri) related to the tilefish. 1. A West Indian food fish (Malacanthus plumieri) related to the tilefish.