24-7

/twen"tee fawr' sev"euhn, -fohr'-, twun"tee-/, adv.

1. Slang. continually; constantly: They're together 24-7.

adj.

2. continual; constant: The manufacturer offers 24-7 customer support.

Also, twenty-four seven.

[1985-90; shortening of twenty-four hours a day, seven days a week]

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