know by heart


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know (something) by heart

To have learned or memorized something completely. Ask Becky to recite the poem—she knows it by heart. I can't sing that song in front of an audience if I don't know the words by heart!
See also: by, heart, know

know something by heart

Fig. to know something perfectly; to have memorized something perfectly. I know my speech by heart. I went over and over it until I knew it by heart.
See also: by, heart, know
References in periodicals archive ?
"It's only taken us 25 years, but it's the only song we now know by heart."
The piece is meant as a call to the spirit, to the beauty we know by heart if only we could let ourselves remember.
What is it about the human body that enables us to watch The Killing Fields with a straight face and collapse into tears at a weepie you know by heart?
"I loved seeing how they were in different places and it was always familiar; it was always very much what I knew and know by heart," she said.
Yet there truly is only one story, one that we will know by heart like the story of penicillin and the birth of antibiotics--when a cure for HIV/AIDS is found.
So the [Illegible Text] that day, the memorable ones even our children know by heart. The man who falls victim to robbers on the way to Jericho.
"Happy Together: Michael and Angela Ingersoll Sing Songs You Know By Heart" features the local theater stars in concert on Wednesday, June 5, at the Metropolis Performing Arts Centre, 111 W.
It is gratifying to know by heart the masterpieces of Rembrandt, Cezanne, Botticelli, Giorgione, Sanzio, Michelangelo, Da Vinci, Caravaggio, Rubens, Goya, Edouard Manet, Claude Monet, Picasso and Van Gogh.
Catechists traditionally were those who taught the catechism, those famous questions and answers that many older Catholics still know by heart. Most of those were answers to questions we never thought of asking.
Many people have their specially and personally significant passages of scripture, the ones they go back to, read over often, even know by heart. One that is important to me seems, at first sight, very insignificant.
Husband and wife musical sensations and PBS stars Michael and Angela Ingersoll will share the spotlight during "Happy Together: Michael and Angela Ingersoll Sing Songs You Know By Heart" at the ECC Arts Center, Building H, Saturday, May 4.
"I know by heart the power of Adriano's left foot, Luca Toni's movements and Pippo Inzaghi's dummies, but I'm in the dark about Serie B players.