To a person from China (Refer to Mainlander) The term "Salties" is a shortened word for "Salt Water" (As the Stereotype goes: All Mainlanders swim across the Ocean to arrive in our country "Ocean = Salt Water". Speaks Loud, has no regards to anyone around them, speaks with a horrific accent (Known as a Beijing accent) They wear mismatching clothing that has no regard for each other and often wear white rimmed glasses that defy fashion. Knows enough English to communicate but rather talks in their beautiful Beijing Accent.
*A Bunch of a Mainlanders enter the Classroom and sit down*
A: What just happend? It smells like the Ocean.
B: Because a bunch of Salties came in.
In a basketball game, when a male player jumps up to shoot the ball and another player is waiting for the rebound, the guy shooting might rub his balls in the other man's face/mouth. This is similar to sucking the salt off of a peanut's shell, hence, salties.
John: SLAM DUNK!
Aaron: Yeah, but I feel bad for the other guy.
John: Why man?
Aaron: Did you see that?! He got some salties.
John: Sick dude.