by heart

1. Also, by rote. From memory; also, mechanically. For example, Betty had trouble learning the song by heart, but her teacher insisted on it, or Japanese schools put heavy emphasis on learning by rote. These terms are often put as. The first term was already used by Chaucer (in Troilus and Cressida). The variant, also dating from the 1300s, often implies mere memorization without deeper understanding. Both phrases remain in use, although this form of learning is no longer so widespread as it once was. Also see commit to memory.

Example Sentences

Fans, who know the standard setlist by heart, are enraptured, singing back every word at full volume.

Read more on BBC

At the time, my musical tastes ran towards things that were faster and louder, although I know every single word of that first Indigo Girls album by heart.

Read more on Salon

"Every time lessons started, our teacher made us stand up, put a hand on our hearts and listen to the Russian anthem, which she made us learn by heart, too."

Read more on BBC

In his trademark single-minded approach, Kilmer lost weight and learned 50 Doors songs by heart, as well as spending time in a studio perfecting Morrison's stage style.

Read more on BBC

More importantly, Petty and Campbell would co-write songs that millions of people now know by heart: “You Got Lucky,” “Refugee,” “Here Comes My Girl.”

Read more on Los Angeles Times