Conor McGregor couldn't resist one final dig at rival Dustin Poirier after the American's final UFC fight - before swiftly deleting the post.

Dustin Poirier recently stepped inside the UFC Octagon for the last time in his legendary and memorable fighting career ...

Poirier first bested Holloway in 2012 when the two men were still featherweights before he also gave "Blessed" a rude welcome to lightweight at UFC 236, where Poirier claimed the interim UFC ...

Max Holloway put on a remarkable display at UFC 318 to outpoint Dustin Poirier and retain his BMF title. Both men went to war ...

Max Holloway retains the symbolic BMF title as Dustin Poirier's esteemed career ends in defeat at UFC 318 in New Orleans.

Dustin Poirier closed out UFC 318 in style and wrapped up his career his way. He didn't have his hand raised in his final ...

Arguably the most beloved and respected fighter in UFC history, Dustin Poirier thrilled fans to the very last second of his ...

Dustin Poirier's final fight ended in a unanimous-decision loss to Max Holloway in a thrilling UFC 318 main event Saturday ...

UFC 318 was supposed to be a retirement party for Dustin Poirier, but Max Holloway wasn't much for that sentiment. Blessed ...

Lil Wayne walked out with Dustin Poirier for his retirement fight against Max Holloway at UFC 318 on Saturday night in New ...

One of those losses came to then lightweight champion Makhachev, who submitted Poirier in the final round of their title fight at UFC 302 last summer. Poirier drew blood from Makhachev and earned the ...

Max Holloway had a bit of fun designing a dream event in Hawaii ahead of his trilogy bout with Dustin Poirier at UFC 318.