Some ranchero I considered very brave (6)
I believe the answer is:
Here is my best explanation:
'very brave' is the definition.
(I've seen this before)
'some ranchero i considered' is the subsidiary indication.
'some' indicates the answer is hidden within the clue (some of the parts of the word are used).
'heroic' can be found hidden inside 'ranchero i considered'.
(Other definitions for heroic that I've seen before include "Surpassing the ordinary, in courage say", "Gallant", "Epic", "Courageous - daring", "Valiant, courageous", "Undaunted", "Very courageous", "Superhuman (efforts)", "Dramatic" and "Of deed or person, very brave".)