adv., prop. phr. [A prep.1 of direction + LEFT.] On or to the left hand.

1

c. 1330.  Arth. & Merl., 8149. Aleft he smot and Aright.

2

1821.  Southey, Vis. Judgm., Wks. X. 225. Lightning and thunder Volleying aright and aleft amid the accumulate blackness.

3