'Loose' in the Bible

and I saw a strong messenger crying with a great voice, 'Who is worthy to open the scroll and to loose the seals of it?'

and one of the elders saith to me, 'Weep not; lo, overcome did the Lion, who is of the tribe of Judah, the root of David, to open the scroll, and to loose the seven seals of it;

saying to the sixth messenger who had the trumpet, 'Loose the four messengers who are bound at the great river Euphrates;'