Related Clues:
- First X in a game
- Thoughtless response
- '___ Tac Dough' (old game show)
- Instinct makes law in Rome go after whistle-blower
- Tourette's symptom
- Twitch of insect, say
- It may be a sign of stress
- With 48-Across, Altoids alternative
- Part of XXX
- Constantly adjusting one's glasses, e.g
- It can be an X or an O
- Involuntary action
- Habitual idiosyncrasy
- Brief movement
- A twitch, every now and again