1. a person who wastes time on trivial or unimportant activities
Usage: informal

Examples

• Stop being such a piddler and get your homework done.
• He’s a real piddler when it comes to making decisions.
• The boss called him a piddler for spending all morning organizing his desk.
• Don’t be a piddler – we need to finish this project today.
• She accused her brother of being a piddler who never accomplished anything important.