Pinup girl tattoos symbolize femininity, sensuality, and empowerment, often representing a nostalgic nod to the 1940s and 1950s era of female icons like Betty Page and Marilyn Monroe. These tattoos can also signify a person's confidence, independence, and playfulness, as well as a desire to reclaim and redefine traditional notions of femininity. Overall, pinup girl tattoos have become a popular way for individuals to express their personality and celebrate their individuality.