# Recruiting & Staffing Glossary

Clear, practical definitions of the terms that shape modern recruiting. Whether you are building a hiring strategy or evaluating vendors, start here.

[**Staffing Agency**  
A company that matches employers with workers for temporary, contract, or permanent positions.  
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[**Recruitment Process Outsourcing**  
When a company transfers all or part of its recruitment processes to an external provider.  
Read definition](/content/glossary/recruitment-process-outsourcing/index.html)  
[**Staff Augmentation**  
A staffing strategy where external workers are hired to supplement an existing team on a temporary basis.  
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[**AI Recruiting**  
Using artificial intelligence to automate and enhance the hiring process, from sourcing to scoring.  
Read definition](/content/glossary/ai-recruiting/index.html)  
[**Candidate Sourcing**  
The proactive process of finding potential candidates for current or future open positions.  
Read definition](/content/glossary/candidate-sourcing/index.html)  
[**Boolean Search**  
A search method that uses operators like AND, OR, and NOT to combine or exclude keywords when searching for candidates.  
Read definition](/content/glossary/boolean-search/index.html)
