Suss

The New Zealand slang for kissing a boy or girl with tongue. Mostly only said from teenagers and people born in ages 1999 and up. This slang is also specific to Auckland but is used in other areas such as Dunedin and university populated areas.

Also can be used as a way to describe how hot a male or female is e.g that girl is an alg suss, or hes a good suss

Boy 1 - "hey I sussed Stacy last night"
Boy 2 - " Oh yo she's an all suss"