wear (one's) heart on (one's) sleeve
To openly display or make known one's emotions or sentiments. My father was always very closed off regarding his feelings, so when I had kids, I made a point of wearing my heart on my sleeve with them. The senator has begun wearing his heart on his sleeve now that he's not seeking re-election.
wear one's heart on one's sleeve
and have one's heart on one's sleeveFig. to display one's feelings openly and habitually, rather than keep them private. John always has his heart on his sleeve so that everyone knows how he feels. Because she wears her heart on her sleeve, it's easy to hurt her feelings.
wear (one's) heart on (one's) sleeve
To show one's feelings clearly and openly by one's behavior.
wear one's heart on one's sleeve, to
To show one’s feelings, especially amorous ones, openly. This term comes from the old custom of tying a lady’s favor to her lover’s sleeve, thus announcing their attachment. Shakespeare used it in Othello (1.1): “But I will wear my heart upon my sleeve for daws to peck at.”