Citations:curlbro

Noun: "(slang) a man who spends a lot of time lifting weights, especially to achieve muscled biceps"

 * 2011, Calum Mintyre Rogers, "The weightlifting area of the Reading Sportspark needs to be female-friendly", Spark* (University of Reading), Volume 60, Issue 3, 8 June 2011, page 8:
 * Secondly, the weight area in the far corner (with the mirrors) needs to be expanded towards the entrance – it's cramped enough as it is, and it's understandable that women would be reluctant to move in on the area congested with sweaty curlbros.
 * c. 2014, Ethan Cole, "Spaghetti and Meatballs", Fugue (Carrboro High School, Carrboro, North Carolina), Issue 6, page 74:
 * I am very skinny, standing at 6'1 [sic] and weighing 150lbs. The curlbros at my gym call me "skellington" whenever they see me.