1. The discharge of a fluid from some container
   - escape, leak, leakage 
2. The process of flowing out
   - effluence, efflux 
3. A natural flow of ground water
   - spring, fountain, outpouring, natural spring

Derived forms: outflows

Type of: discharge, flow, formation, geological formation, outpouring, run

Antonym: inflow

Encyclopedia: Outflow

• grass family
• grass fern
• grass frog
• grass over
• grass parakeet
• grass pea
• grass pink
• grass poly
• grass skirt
• grass snake
• grass tree
• grass tree family
• grass vetch
• grass vetchling
• grass widow
• grass widower
• grass wrack
• grass-covered
• grass-eating
• grass-leaved golden aster
• grass-of-Parnassus
• grassfinch
• grassfire
• grasshopper
• grasshopper mouse