heads up


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heads up

(hĕdz)
interj.
Used as a warning to watch out for a potential source of danger, as at a construction site.

heads up

n
chiefly US and Canadian a tip-off or small amount of information given in advance
References in periodicals archive ?
However, the striking bay had in fact been an accident, a result of the stallion Heads Up's free-will decision to hop over the fence and visit the mare Summer Cloud, who had been destined for a quite different stallion altogether.