Pat (Alice's Adventures in Wonderland)
WordNet
adjective
(1) Exactly suited to the occasion
"A pat reply"
(2) Having only superficial plausibility
"Glib promises"
"A slick commercial"
adverb
(3) Completely or perfectly
"He has the lesson pat"
"Had the system down pat"
noun
(4) A light touch or stroke
(5) The sound made by a gentle blow
verb
(6) Hit lightly
"Pat him on the shoulder"
(7) Pat or squeeze fondly or playfully, especially under the chin