wear (one's) heart on (one's) sleeve
To show one's feelings clearly and openly by one's behavior

[TahlilGaran] Dictionary of Contemporary English ▲

wear one's heart on one's sleeve
show one's feelings openly

[TahlilGaran] Dictionary of Contemporary English ▲

wear heart on sleeve
wear (your) heart on (your) sleeve
to make your feelings and opinions obvious to other people.
John's always worn his heart on his sleeve, so there's no doubt who he'll be supporting.

[TahlilGaran] English Idioms Dictionary ▲

wear one's heart on one's sleeve
show one's feelings openly
He was wearing his heart on his sleeve after the meeting with his boss.

The girl is wearing her heart on her sleeve and everyone knows that she is having problems with her boyfriend.

The man wore his heart on his sleeve when he talked about his sick son.

[TahlilGaran] English Idioms Dictionary ▲

wear one's heart on one's sleeve
v. phr. To show your feelings openly; show everyone how you feel; not hide your feelings.
She wears her heart on her sleeve. It's easy to see if she is sad or happy.
Sometimes it is better not to pin your heart on your sleeve.
Compare: OPEN ONE'S HEART.

[TahlilGaran] English Idioms Dictionary ▲