transdom UK /ˈtɹænzˌdɒm/US /ˈtɹænzˌdɑm/noun 2/ˈtɹænz.dəm/ noun 1forms 1 noun2 •Transgender domination; a sexual practice in which transgender people dominate other people. •A transgender dominator in sadomasochistic sexual practices. transdom /ˈtɹænz.dəm/ noun1 •The state or quality of being transgender.Eventually a generous donor stepped forward and underwrote my work, as I struggled to right what I considered to be the mothership of transdom. — 2005 formstransdoms