noun
piker
PYE-ker/pˈaɪkɝ/
A person unwilling to risk much or contribute much effort or money.
The cautious gambler looks like a piker, betting one chip while protecting a large reserve.

Etymology
Before meaning a miserly person, piker labeled a poor migrant to California. Its origin may refer to Pike County, Missouri, or perhaps to a vagrant wandering the highway; neither explanation is certain.
More examples
- At poker, she calls anyone who bets pennies a piker.
- Don't be a piker—help us finish cleaning the kitchen.
- They call us pikers for leaving the volunteer shift early.
Forms
piker · pikers
Similar words
- cheapskate
- Focuses on unwillingness to spend money, rather than effort or risk.
- shirker
- Avoids work or responsibility, rather than contributing too little.