Someone who does special exercises to develop the musculature; a bodybuilder.(noun)
Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "musclebuilder" in a sentence
"Thanks for the comment, musclebuilder, I have always been interested in Area 51 and have wondered if other countries have similar "Areas" of interest."
"CELL-TECH is a highly regarded musclebuilder that is arguably the biggest industry breakthrough in creatine supplementation!"