1) Attentive dog owner 2) Dog owner, often 3) Fondler 4) Lover 5) Norwegian boy name 6) One who caresses 7) Person stroking a cat 8) Pup praiser 1) Fondler 
[n] - a lover who gently fondles and caresses the loved one
fondler noun a lover who gently fondles and caresses the loved one; `they are heavy petters`
Petter is a Norwegian name for boys. The meaning is `the rock, the stone` The name Petter is most commonly given to Norwegian boys. The chances are 100 times greater that boys are called Petter there.