1. A challenge to defend what someone has said
   - demand for explanation

Type of: challenge

• shoetree
• shofar
• shogi
• shogun
• shogunate
• shoji
• Sholem Asch
• Sholom Asch
• Shona
• shonky
• shoo
• shoo away
• shoo off
• shoo-in
• shoofly
• shoofly pie
• shook
• shoot
• shoot a line
• shoot craps
• shoot for
• shoot one's mouth off
• shoot the breeze
• shoot up
• shoot-'em-up