After engaging in fellatio and swallowing the resulting ejaculation of sperm, the person who performed the act's breath smells like this. The act of fellatio has resulted in birth control.
"Hey birth control breath, maybe you should brush your teeth."
Times in your life where you observe someones child out of control, acting out irrationally, throwing a fit or otherwise making you wish you didn't have kids (or glad you don't have them)
Wow, sitting on that 12 hour flight with that baby crying nonstop was a birth controlmoment for me!
These are any pair of pants that will cause potential mates to not want to have sex with the wearer. A typical example would be a tight pair of jeans that have some sort of weird design on them and are worn by a straight male. However, there is not just one style or brand of pants that are birth control pants, and the exact definition can vary across cultures and time periods.
Katie: “I was attracted to Johnny until I saw him wearing those weird skinny jeans.”
Jenny: “You mean his birth control pants?”
Mark: “I wear my birth control pants out to the bars just to be safe.”