adjective
definition
Having the power or quality of acting; causing change; communicating action or motion; acting;—opposed to passive, that receives.
definition
Quick in physical movement; of an agile and vigorous body; nimble.
definition
In action; actually proceeding; working; in force
definition
Given to action; constantly engaged in action; energetic; diligent; busy
definition
Requiring or implying action or exertion
definition
Given to action rather than contemplation; practical; operative
definition
Brisk; lively.
definition
Implying or producing rapid action.
definition
(heading, grammar) About verbs.
definition
(computing, of source code) Eligible to be processed by a compiler or interpreter.
definition
(electronics) Not passive.
definition
(gay sexual slang) (of a homosexual man) enjoying a role in anal sex in which he penetrates, rather than being penetrated by his partner.