GNU Collaborative International Dictionary of English

Found one definition

1.       
   Allot , v. t. [imp. & p. p. Allotted; p. pr. & vb. n. Allotting.] [OF. aloter, F. allotir; a (L. ad) + lot lot. See Lot.]
   To distribute by lot.
   1913 Webster
   To distribute, or parcel out in parts or portions; or to distribute to each individual concerned; to assign as a share or lot; to set apart as one's share; to bestow on; to grant; to appoint; as, let every man be contented with that which Providence allots him.
   1913 Webster
   Ten years I will allot to the attainment of knowledge.
   Johnson.
   
   1913 Webster