If rock solid is rock solid if doese is his rock solid?

Rock solid, refering to Kirishima from my hero academia. This is a unansweerable question that the fandom has ponderd about for quite some time now. but one day this question will do a sailer move transfermation and wilith be solved.
oofergang
other devinition
some gay rock

yo yo yo me fellow me my hero academia watcher? If rock solid is rock solid if doese is his rock solid?