The phrase "heart in hand" refers to someone who is open and vulnerable, willing to take risks and expose their true emotions. Synonyms for this phrase include "wearing your heart on your sleeve," "laying it all out there," and "putting yourself out there." Other synonyms include "unabashed," "uninhibited," "fearless," and "candid." These terms all imply a level of honesty and openness, as well as a willingness to risk rejection or emotional pain. Ultimately, those who live with their heart in hand are often seen as brave and authentic, inspiring others to be true to themselves and follow their passions.