Definitions
1.nounThe attribute or characteristic of acting in secrecy, or in such a way that the actions are unnoticed or difficult to detect by others.
2.nounAn act of secrecy, especially one involving thievery.
3.verbTo conceal or infiltrate through the use of stealth.
4.verbTo have sexual intercourse without a condom through deception (for example, removing the condom mid-act).
5.adjectiveOf a transgender person, hiding their transgender status from society after transition."He has been/lived stealth for 10 years."