Another word for kids younger and less experienced than oneself. Usually refers to people under the age of sixteen. Compares these people to krill, which are shrimp-like marine invertebrate animals.
Example 1:
Grade 9 Student: "PENIS OLOLOLOL!!!!!!!11!!1!"
Grade 11 Student: "Omg, WHY do we have to share our school with the krill!?"
Example 2:
Anyone: "I HATE KRILL!"
Example 3:
Penguin: "I'M HUNGRY! OMG KRILL OMNOMNOM."