Act quickly and decisively; not let slip an opportunity.

Roget 134: seize an opportunity etc. (take) 789, use an opportunity etc. 677, give an opportunity etc. 784, use an occasion; improve the occasion.    suit the occasion etc. (be expedient) 646.    seize the occasion, strike while the iron is hot, battre le fer sur l'enclume [Fr.], make hay while the sun shines, seize the present hour, take time by the forelock, prendre la balle au bond [Fr.].    ... meer laten zien

Roget 132: be early etc. adj., be beforehand etc. adv.; keep time, take time by the forelock, anticipate, forestall; have the start, gain the start; steal a march upon; gain time, draw on futurity; bespeak, secure, engage, preengage^†.    accelerate; expedite etc. (quicken) 274; make haste etc. (hurry) 684.    ... meer laten zien