Manu

According to the Old English Dictionary:

an;

manu

f. A mane :-- Manu, brystæ juba, setes porci et leonis cabalique, Txts. 110, 1182. Manu, biriste, Hpt. 33, 244, 5. Hý habbað horses manan habent jubas equorum, Nar. 34, 32. [O. H. Ger. mana juba : Icel. mön.] manu