1. Attaque criminelle ou illégale contre les personnes ou les choses.
Empêcher l'exécution d'un arrêt, c'est un attentat.
Un attentat contre la sûreté de l'état.
On a puni l'auteur de ce noir attentat.
C'est un attentat à nos droits, à nos privilèges.
Lâche attentat.
Affreux, horrible attentat.
C'est un attentat.
Faire un attentat.
Ce tyran fut puni de tous ses attentats.
Commettre un attentat.
2. Un attentat est une action destinée à nuire (à attenter) aux biens ou à la vie d'autrui. On parle généralement d'attentat dans un contexte politique, voire terroriste.
3. [verb] To try.
4. [verb] (obsolete) To try to move, by entreaty, by afflictions, or by temptations; to tempt.
5. [verb] (archaic) To try to win, subdue, or overcome.
6. [verb] (archaic) To attack; to make an effort or attack upon; to try to take by force.
7. [noun] The action of trying at something. [1530]
8. [noun] An assault or attack, especially an assassination attempt. [1580]
9. [noun] Earnest and conscientious activity intended to do or accomplish something; 'made an effort to cover all the reading material'; 'wished him luck in his endeavor'; 'she gave it a good try'.
10. [noun] The act of attacking; 'attacks on women increased last year'; 'they made an attempt on his life'.
11. [verb] Make an effort or attempt; 'He tried to shake off his fears'; 'The infant had essayed a few wobbly steps'; 'The police attempted to stop the thief'; 'He sought to improve himself'; 'She always seeks to do good in the world'.
12. [verb] Enter upon an activity or enterprise.
