(your) finger on the pulse (of (something))

knowledge of what is happening now in a particular area.

They've got their finger on the pulse of popular culture in Latvia.

• sign over something
• sign own death warrant
• sign someone up
• sign something's death warrant
• sign the pledge
• sign up
• sign your own death warrant
• silent majority
• silly season
• silver screen
• silver-tongued
• since the year dot
• since time immemorial
• since when
• sine qua non
• sing for supper
• sing for your supper
• single out
• single out someone
• single out something
• sing out
• sing out something
• sing praises
• sing someone's praises
• sing something's praises