1. freeball - Noun
2. freeball - Verb
freeball (third-person singular simple present freeballs, present participle freeballing, simple past and past participle freeballed)
(intransitive, slang) To wear no underwear under one's outer clothing.
(volleyball) A ball that has been hit from below the top of the net.
(television) A show that is developed by the station without participation by the network.
To improvise; to act without a set plan.
(volleyball) To make a freeball shot.
Source: en.wiktionary.org