jurar
transitive verb
1 (solemnemente) to swear
juró haberlo visto entrar she swore she had seen him come in
juró vengarse de ellos he swore to avenge himself on them; jurar decir la verdad to swear to tell the truth
jurar (la) bandera to pledge allegiance (to the flag)
jurar el cargo to be sworn in
jurar la Constitución to pledge allegiance to the Constitution
lo juro por mi honor I swear on my honour
lo juro por mi madre I swear to God
tenérsela jurada a algn (como venganza personal) to have it in for sb; (a nivel político, profesional) to be after sb's blood
2 (uso enfático) to swear
no he oído nada, se lo juro I didn't hear a thing, I swear
te juro que fue el peor momento de mi vida I swear it was the worst moment of my life; juraría que estaba allí hace un momento I could have sworn he was there a moment ago; —yo no entiendo mucho de esto —no hace falta que lo jures, guapo "I don't know much about this sort of thing" — "sure you don't, pal" (familiar)