roll up

definition: show certain properties when being rolled
example:
speech part: verb
synonyms: roll
definition: form a cylinder by rolling
example: roll up a banner
speech part: verb
synonyms: wrap up
definition: form into a cylinder by rolling
example:
speech part: verb
synonyms: furl
definition: close (a car window) by causing it to move up, as with a handle
example:
speech part: verb
synonyms:
definition: make into a bundle
example:
speech part: verb
synonyms: bundle
definition: arrive in a vehicle: 'He rolled up in a black Mercedes'
example:
speech part: verb
synonyms:
definition: get or gather together
example:
speech part: verb
synonyms: collect

How roll up is being used?