(1):

(v. t.) To strike gently with the fingers or hand; to stroke lightly; to tap; as, to pat a dog.

(2):

(n.) A light, quik blow or stroke with the fingers or hand; a tap.

(3):

(n.) A small mass, as of butter, shaped by pats.

(4):

(a.) Exactly suitable; fit; convenient; timely.

(5):

(adv.) In a pat manner.