1. when a situation becomes sketchy
2. when something/someone is lame or not cool
Derived from situations where using the time as an excuse. Example: Billy, who is collectively hated by most people at the party, enters the party in a loud and attention-grabbing fashion. Party-goers say "Well, it's late, I better get going," when really they just don't want to be associated with Billy.
1. It got late when the cops showed up to bust the party.
2. Justin is late because he tries so hard to draw attention to himself.