wear one's heart on one's sleeve
To be very transparent, open, or forthright about one's emotions.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“He wears his heart on his sleeve and tells everyone how he feels.”
“It is easy to know when she is upset because she always wears her heart on her sleeve.”
“By consistently wearing his heart on his sleeve, he left himself vulnerable to those who did not share his sincerity.”
- 01
abound in one's own sense
To follow one’s own inclinations and opinions.
- 02
absence makes the heart grow fonder
One feels more love or affection for those one loves when parted from them.
- 03
ace up one's sleeve
A surprise advantage of which others are not aware.
- 04
act one's age
To behave in a manner appropriate to one's age.
- 05
act one's age, not one's shoe size
Synonym of act one's age (“to behave in a mature manner; to avoid being childish”).
- 06
afraid of one's own shadow
Exceptionally timid.
- 07
air one's dirty laundry in public
To reveal one's sordid secrets to the public.
- 08
air one's dirty linen in public
Synonym of air one's dirty laundry in public.
Last updated August 10, 2026