Enter a clue or pattern or both:
The Clue
Horse-opera groups (6 letter answer)
The Answer
POSSES
Tags
Notes
The answer POSSES is rarely seen, appearing only about once every 1100 puzzles.
Related Clues
Entourages
Groups on horseback
Oater groups
Outlaw catchers
Riding coteries
Sheriffs' aids
Crook chasers in oaters
Groups chasing outlaws
Western "good guys"
Peace officers, oater style
They hustle after rustlers
Rap stars often have them
Definition
POSSE as a noun:
1. (posse, posse comitatus) = a temporary police force