Definitions

1. verb

to cause something to become uncoiled or unfolded, especially something that has been rolled up

“She unrolled the map to get her bearings.”

2. noun

the act of unrolling something

“The unroll of the carpet was a laborious task.”

3. verb

to unfold or spread something, typically something that has been rolled up or folded

“He unrolled the sleeping bag on the ground.”