This box is empty.
Please clear away the empty glasses.
unloaded; unburdened; empty-handed
Prefix use in compounds such as 空荷 and 空身, indicating that someone or something is carrying no load, baggage, or equipment. Everyday 'empty-handed' is often expressed with 手ぶら.
After unloading, the truck returned empty.
empty; false; insincere; no-show
Prefix use in fixed or semi-fixed compounds where something exists in name only or lacks sincerity, substance, or follow-through: 空手形 can mean an empty promise or dishonoured bill, 空元気 is forced cheerfulness, カラ予約 is a fake or no-show reservation, and 空世辞 is empty flattery.
That support measure ended up being an empty promise and was never carried out.
Even though he was tired, he was putting on a cheerful front.
To prevent no-show reservations, the restaurant asks for card information when customers book.
swing and a miss; whiff · punching and missing; failing to make contact · failure; fruitless effort; vain attempt
short selling; short sale
racing; idling; spinning without traction · going in circles; fruitless; getting nowhere
almost empty; virtually empty · undefended; unguarded; unprotected
dry moat
blank email
dry cough; hacking cough · intentional cough (to get attention)
retching; dry heaving
dead card; cards not in play
fictitious stock; watered stock
empty bucket · karaoke (pun)
flat broke; stone broke
empty box
hand of only 1-point cards (hanafuda)
tea served without sweets
Rare kanji form; 空 is the normal spelling for this word.