AΒ transgender manΒ (this may be shortened to trans man, or FTM (female-to-male) is aΒ manΒ who wasΒ assigned female at birth. Trans men have a maleΒ gender identity, and many trans men undergoΒ medical and social transitionΒ to alter their appearance in a way that aligns with their gender identity or alleviatesΒ gender dysphoria. Often the media, police, or scientific community may incorrectly use this language. They will base the individuals identity based on their sex assigned at birthΒ and the gender associated with it. sources - https://en.m.wikipedia.org/wiki/Trans_man - https://web.uri.edu/gender-sexuality/resources/lgbtqa-glossary/trans-101-glossary/