testosteronic
adj. Stereotypically masculine. Also: testosteronical.
testosteronics n.

Example Citations:
And at least Thelma and Louise stop short of emulating Butch Cassidy and the Sundance Kid, who use their remaining ammunition to go out in a blaze of testosteronic glory.
—Margaret Carlson, Anyone Can Grow Up: How George Bush and I Made It to the White House," Simon & Schuster, May, 2003

There's the Rado® Smash Booth, where for $3.00 Canadian you can step inside a large cage with a much-handled racquet and hit a serve into a frayed-looking net and have the speed of your serve appear on a big liquid-crystal display above the cage. Most of the people availing themselves to the Rado® Smash Booth are men, whose girlfriends watch dutifully as the men step inside the cage with the same testosteronic facial expression of men at fairs testing their marksmanship or sledge-swinging prowess.
—David Foster Wallace, A Supposedly Fun Thing I'll Never Do Again, Little Brown & Company, February, 1997

Earliest Citation:
Primates inspire affection, and those who hunt them hungrily may come to protect them fiercely, joyfully ignorant of Donna Haraway, a Californian Professor of the History of Consciousness who has ''birthed'' a vast, clever, barren, self-indulgent book on the presuppositions and ''sexual politics'' of research on primates, in which she attacks the male, masculinist, Adamic, patriarchal, and generally testosteronic attitudes that distorted primate research until women rose to prominence in the field.
—Galen Strawson, "Monkey business on the planet of the apes," The Independent (London, England), March 25, 1990

Notes:
Also:

Hutchence's breathy baritone and sinewy stage testosteronics have made the band [INXS], together for more than a decade, a stateside sensation.
—Steve Dougherty, "Adulation is the 'new sensation'," People, July 11, 1988

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