on the double
Moby betekeniswoordenboek: amain, apace, at flank speed, at the double, crowded, double-quick, double-time, expeditiously, fast, hand over fist, hand over hand, hard-pressed, hard-pushed, hard-run, hastily, hell for leather, hell-bent, hell-bent for election, hurried, in double time ... meer laten zien.
Vind elders meer over on the double: etymologie - rijmwoorden - Wikipedia.
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