Pat (someone or something) on (something or some place) phrasal verb informal
To touch someone or something gently with the hand.
Mark patted the dog on the head when it came obediently.
Shin patted me on my knee and told me everything would be fine.
My father pats me on the shoulder whenever I am sad.
To touch someone or something quickly and lightly in passing
The verb "pat" should be conjugated according to its tense.
Daughter: So I really want all my friends to have a great time. I was thinking it would be a good idea to have some candy out on the tables for people to snack on.
Mother: Well, if you want them to really enjoy themselves, candy is dandy but liquor is quicker.