1. a person who does things on a small scale or in a cheap way
Usage: informal
2. a person who bets or gambles with small amounts of money
Usage: informal; gambling
3. a person who lacks ambition or avoids taking risks
Usage: informal

Examples

• Don’t be such a piker – order the good wine for once.
• The casino doesn’t make much money from pikers who only bet a few dollars.
• He called me a piker for not wanting to invest in the risky startup.
• She’s no piker when it comes to charitable donations.
• The poker game was full of pikers betting nickels and dimes.
• Stop being a piker and ask for the promotion you deserve.