to include or incorporate something to work something in software you can use on your phone to find a romantic partner an online dating app a subject or problem that people are thinking and talking about an issue a large amount of something [informal] a bunch of something to not work [equipment] to be dead to close and open your eyes quickly to blink to relax completely to chill out to say bad things about something in an unpleasant and public way to hate on something something unpleasant that must be accepted in order to achieve a particular result a necessary evil people have not yet decided if something is good or bad the jury is out