Skimpy swimwear! Serena Williams showcased her bikini body while on vacation in Nassau, Bahamas

Her string bottoms were a lovely shade of tangerine and hugged the star athlete’s shapely derriere.

Fine form! The Olympic gold medal winner showed off her athletic figure while wearing a mix-match bikini

Bikini babe! The 42-year-old sports superstar looked stunning in the skimpy swimwear

Cheeky! The athlete showcased her shapely derriere in tiny thong bikini bottoms

Sports star sisters! The raven-haired beauty was joined by her tennis pro sister Venus Williams

Sexy sister! The 43-year-old professional athlete donned a figure-hugging teal mini dress

Brilliant in blue: Venus showed off her curvaceous figure in the skintight frock

A dainty heart-shaped diamond necklace and belly button ring added a bit of sparkle to Serena’s fun in the sun gear.

The group delighted in an afternoon filled with several water and beachfront activities.

Serena was beaming after she won a game of volleyball, and the family was spotted climbing aboard a speedboat, jet skis and then lounging in the sun.

Flying high! Serena jumped in the air while playing on the white sandy beach

All aboard! Serena enjoyed several water activities as she climbed onto a speed boat

Water babe: The raven-haired beauty also enjoyed some fun in the sun with jet ski

Family affair: Venus and Serena’s mother, Oracene, also spent the day with her famous daughters

Picture perfect: Serena took selfies as she relaxed in the shade