空そらで
Meanings
Expression
1. off the top of one's head; from thin air
2. from memory
Kanji used
Composed of
空そら
sky; the air; the heavens; weather; far-off place; distant place; state of mind; feeling; (from) memory; (by) heart; …
Noun
で
at; in; when; by; with
Particle
Examples4
Yes. This one I can sing from memory.
Please say it by heart.
The pupils learned many poems by heart.
Having heard it so many times, I can recite the poem by heart now.