susses Definition

suss
sus (slang)
verb susses, sussed, sussing

1. To discover, assess or establish something, especially by investigation or intuition.

Example: soon sussed how the video worked
2. To suspect something.

noun

1. A suspect.
2. Suspicion or suspicious behaviour.
3. Shrewdness; sharp-wittedness.

Etymology: 1930s: a shortened form of suspect or suspicion.

Phrasal Verb: suss something out

To investigate, inspect or examine.
Example: sussed out the nightlife
To work out or understand.
Example: couldn't suss out his motives