The phrase "male libido" refers to a man's sexual desire or appetite. It represents the natural urge or interest in engaging in sexual activities. Full definition
As estrogen levels rise we find that testosterone levels decline and this can have profound consequences for male libido and bodyfat levels. (predatornutrition.com)
This conflates, somewhat, what the drugs for male sexual dysfunction and Addyi do; there are no drugs for low male libido. (theverge.com)
A veteran Playboy columnist predicted that the controversial medication would be «as monumental as the birth - control pill,» and the publisher of Penthouse hailed it as a macho wonder drug that would «free the American male libido» from the feminists who sought to «emasculate» them. (entrepreneur.com)