look up any word, like demisexual:
 
3.
Often used between sexy gay men with way too much time and live excruciatingly far apart from each other.
gay man #1: why do you live so far?
gay man #2: idk, but i wish you lived closer because mah mansteak needs some lovin
gay man #1: youre a sleez
gay man #2: *gasp*
by GiYES May 24, 2008
 
1.
Refers to the male pectoral muscle, especially pecs that are large, toned, hard, and well defined. As if large, juicy, succulent t-bone steaks were strapped to his chest.
Look at that hottie over there with the man steaks, what I would give to get my hands on those.
by Rachel the Fairy December 31, 2008
 
2.
the penis and the glorious areas that surround it
I totally wanna rub all up on Ian's mansteak
by GiYES May 24, 2008