1. (

• flowage

) gradual internal motion or deformation of a solid body (as by heat); "rock fracture and rock flowage are different types of geological deformation" ;

2. (

• flowage

) a body of water that has been created by deliberately flooding an area; "many campsites were located near the flowage" ;

3. (

• flood ,
• flowage

) the act of flooding; filling to overflowing ;