(1):

(superl.) Not being inseason; late; dilatory; - opposed to prompt; as, to be tardy in one's payments.

(2):

(superl.) Moving with a slow pace or motion; slow; not swift.

(3):

(superl.) Criminal; guilty.

(4):

(v. t.) To make tardy.

(5):

(superl.) Unwary; unready.