Translation according to P. W. Joyce:
Cloonisle in Galway ; Cluain-aille [-ailla], meadow of the cliff. See Aill [reproduced below].
Aill and Aille, a cliff: Irish Aill (vol. i. p. 408). Hence Aillbrack and Aillebrack, speckled cliff (breac, speckled); Aillbaun and Aillvaun, white cliff (bán); Aillmore, great cliff (mór); Aillroe, red; Aillbeg, small; Aillwee, yellow (buidhe [pron. Bwee]); Aillnacally, cliff of the hag (Cailleach).