guess-n; 3 Senses

Sense Number 1: a conjecture or opinion based on incomplete evidence

Commentary: GUESS[+state][+mental][+opinion][+conjecture]

Examples:
My guess is that he won't even bring this up at the meeting.
John made a wrong guess as to what Mary's reaction would be to the news.

Mappings:
PropBank: guess.01
WordNet 3.0 Sense Numbers: 1

Sense Number 2: a calculation that is an estimate or approximation, not a precise value

Commentary: GUESS[+process][+calculation][+estimate][+approximation]

Examples:
What's your best guess for our arrival time based on our current speed?
The computer program's guesses were more accurate than those of the humans, in calculating future market cycles.

Mappings:
PropBank: guess.01
WordNet 3.0 Sense Numbers: 2

Sense Number 3: something very difficult to determine

Commentary: IDIOM: anybody's_guess

Examples:
It's anybody's guess who will win the next election.

Mappings:
PropBank: guess.01
WordNet 0.0 Sense Numbers: Idiom