This is how Rihanna spends her Wednesdays. The "Diamonds" singer posted photos of herself relaxing poolside while wearing a skimpy bikini in Barbados on Wednesday, Aug. 7. Rihanna, 25, proudly flaunted her slim and toned bod in sexy swimwear.

PHOTOS: Rihanna's sexy bikini body

"#Wednesdayz," she captioned one full-body shot. In the photo, Rihanna modeled a black string bikini top and snakeskin print bottoms. She shared another super closeup shot of her butt with the caption, "Snakes X Skin #snakeskin." The singer accessorized the look with gold snake-themed jewelry.

PHOTOS: Rihanna's sexiest nude moments

But the accessory Rihanna was most proud of was her new gold grill in the shape of a machine gun. As a long hashtag she wrote, "I like the gun when I'm done cuz I know that revenge is sweet." 

PHOTOS: Rihanna through the years

During her trip to her native Barbados, Rihanna has been partying it up. On Aug. 3, she was photographed attending the Foreday Morning Jam event wearing a white monokini and twerking in the street.

This article originally appeared on Rihanna Wears Snakeskin Bikini, Shows Off Butt in Instagram Photos