Striving to avoid getting a rigid physical manifestation inside the private parts
Although undertaking this task, I am focusing strongly on preventing any variety of unwanted sexual excitement below the lower half. Through this struggle, I'm resolved not to yield to any sort of involuntary corporeal manifestation that could occur.
In a conscious attempt to suppress any unintended bodily reaction, I find myself actively struggling to abstain from having an intense erection down there while this particular instance. By way of sheer self-control, I strive to stifle any desires linked to sexual arousal.

3 Ways to Hide an Erection wikiHow