The star shared an image on Instagram late on Sunday, showing the intricate web of tangled lines.
“Don’t have a good pic cuz it hurts too much and I need to sleep haha, and it’ll be red for a few (weeks),” she wrote.
Eventually, they will become “beautiful alien scars,” she added.
The singer already has a number of tattoos on her arms and hands.
The musician — real name Claire Elise Boucher — explained “X” stands for “the unknown variable.”
Meanwhile, “Æ” is the Elven spelling of AI, which is also shorthand for artificial intelligence and translates to “love” in several languages, such as Japanese.
The 33-year-old star then added that a part of her son’s name is a reference to the couple’s favorite aircraft. “A-12 = precursor to SR-17 (our favorite aircraft). No weapons, no defenses, just speed. Great in battle, but non-violent,” she said.