Used in Dublin, meet is to french kiss someone. People usually meet while in a relationship or in a disco. Most teenagers at discos might meet their friends or people they don't know. After the meet they would usually just walk away and not make any verbal contact with the person they meet if they did not know them.
A word used commonly in a lot of part's of Ireland and certain part's of England. Mean's french kiss/tongue/make-out ,
very common at teenage disco's , generally very casual, just because you meet someone doesn't mean you're in a relationship with them.
Met- Past tense of meet , already happened. 'Yeah , I met him last night'
Meet- 'Omg, you really gonna meet him?!'
On the meet- The time from when you agreed to meet them to the time when you actually do , during that period of time you're 'on the meet' with them, 'I'm on the meet with Adam.. '