afield (Adverb) — Faraway from home or one's usual surroundings. ex. "looking afield for new lands to conquer"
afield (Adverb) — In or into a field (especially a field of battle). ex. "the armies were afield, challenging the enemy's advance" ex. "unlawful to carry hunting rifles afield until the season opens"
afield (Adverb) — Off the subject; beyond the point at issue. ex. "such digressions can lead us too far afield"