The Collaborative International Dictionary of English v.0.48:
manilla \manilla\, manilla hemp \manilla hemp\, manilla paper \manilla paper\n. See manila, manila hemp, manila paper. [PJC]WordNet (r) 3.0 (2006):
manilla paper n 1: a strong paper or thin cardboard with a smooth light brown finish made from e.g. Manila hemp [syn: manila, manila paper, manilla, manilla paper]