1. [n]  a light touch or stroke
2. [n]  the sound made by a gentle blow
3. [adv]  completely or perfectly; "he has the lesson pat"; "had the system down pat"
4. [adj]  exactly suited to the occasion; "a pat reply"
5. [adj]  having only superficial plausibility; "glib promises"; "a slick commercial"
6. [v]  hit lightly
7. [v]  pat or squeeze fondly or playfully, esp. under the chin

1. \Pat\, v. t. [imp. & p. p. {Patted}; p. pr. & vb. n.
   {Patting}.] [Cf. G. patschen, Prov. G. patzen, to strike,
   tap.]
   To strike gently with the fingers or hand; to stroke lightly;
   to tap; as, to pat a dog.
         Gay pats my shoulder, and you vanish quite. --Pope.
   

2. \Pat\, n.
   1. A light, quik blow or stroke with the fingers or hand; a
      tap.
   2. A small mass, as of butter, shaped by pats.
            It looked like a tessellated work of pats of butter.
                                                  --Dickens.
   

3. \Pat\, a. [Cf. pat a light blow, D. te pas convenient, pat,
   where pas is fr. F. passer to pass.]
   Exactly suitable; fit; convenient; timely. ``Pat allusion.''
   --Barrow.
   

4. \Pat\, adv.
   In a pat manner.
         I foresaw then 't would come in pat hereafter.
                                                  --Sterne.
   

1. Personalized Array Translator.

2. Port Address Translation.