dicky
/ˈdɪki/
noun
- A false shirt front worn under a jacket or sweater, often by men, to give the appearance of a full shirt.
- She bought a dicky for her son's school play so he wouldn't have to wear a whole shirt.
- The actor's costume included a dicky instead of a full dress shirt.
- He wore a dicky under his suit jacket to look more formal.
- A small, weak, or shaky thing, especially a part of a machine or a person's health.
- After the long hike, my knee felt a little dicky.
- The old car's engine has a bit of a dicky starter.
- The radio has a dicky volume knob that keeps crackling.
Synonyms