In Indonesian "prokem" (slang), "kobel" is often used colloquially to mean "to poke" or "to touch". In some contexts, it can have a vulgar or sexual connotation, particularly when combined with "Anak SMP" (Junior High School student). The "Paper" Context:
Inspiring Indonesian SMP Students: A Look At 'Jurnal Anak Hebat' - Ftp kobel memek anak smp portable
Kobel, a sharp eighth-grader with messy hair and a well-worn backpack, didn't own a gaming console, a tablet, or even a smartphone with a high-end plan. His friends called his phone the “brick,” but Kobel called it a challenge. In the world of portable lifestyle and entertainment, Kobel was a low-budget ninja. In Indonesian "prokem" (slang), "kobel" is often used
He pulled out the audio splitter, plugged his earbuds into one slot, and offered the other to a kid from another class who was also stuck waiting. "Got anything good?" Kobel asked. The kid, a shy drummer named Leo, shrugged. Kobel loaded his MP3 player—a bizarre playlist of 80s synthwave, gamelan orchestra samples he’d recorded in art class, and lo-fi beats. His friends called his phone the “brick,” but