noun
time running out; being out of time; deadline having passed
Used when an allotted time limit or practical deadline has expired before something is finished. Common with になる, となる, and で.
試験中、最後の問題を書く前に時間切れになった。
During the exam, I ran out of time before writing the last answer.
交
The negotiations ran out of time without reaching an agreement.
noun
time-out; loss or stoppage when time expires
Often used in games, matches, contests, and timed procedures for reaching the time limit. It means the time has expired, not necessarily a requested break like English 'time-out'.
将棋の対局で時間切れ負けになった。
He lost the shogi game on time.
ゲームは時間切れで終了した。
The game ended when time ran out.