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v. guessed, guess·ing, guess·es
a. To predict (a result or an event) without sufficient information.
b. To assume, presume, or assert (a fact) without sufficient information.
2. To form a correct estimate or conjecture of: guessed the answer.
3. To suppose; think: I guess he was wrong.
1. To make an estimate or conjecture: We could only guess at her motives.
2. To estimate or conjecture correctly.
1. An act or instance of guessing.
2. A conjecture arrived at by guessing.

[Middle English gessen, probably of Scandinavian origin; see ghend- in Indo-European roots.]

guess′er n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.guessing - an estimate based on little or no informationguessing - an estimate based on little or no information
approximation, estimate, estimation, idea - an approximate calculation of quantity or degree or worth; "an estimate of what it would cost"; "a rough idea how long it would take"
References in periodicals archive ?
As one of the richest people in the world, Microsoft founder Bill Gates was recently treated to a little test: guessing the prices of everyday grocery items.
With British Cheese Week starting tomorrow, we armed 2013 MasterChef winner Natalie Coleman with a pack of Jacobs Crackers and asked her to blind taste our cheese board, guessing where each variety came from.
Hiding and guessing gestures may reflect natural actions of a player's spirit helper-a leaping deer, burrowing pocket gopher, or a swooping flicker.
However, the pitcher continues throwing breaking balls at the same frequency as before, which makes the batter equally successful at guessing the correct pitch with a man on third base as with third base empty.
A WARWICK woman has won pounds 50,000 after guessing the right flavour of crisps.
Launched in January, the contest had thousands guessing, while company frontman Gary Lineker was also inundated by fans giving their own guesses.
A spokesman said: "It's basically Celebrity Stars In Their Eyes with an additional guessing element.
We wondered if you could use maths to improve your chances of guessing correctly?
So we're all guessing again, torturing ourselves, thinking of all the skaters that could possibly have those initials.
But the challenge of guessing Paul Daniels, Chaz and Dave, and Roland Rat proved too hard for the other three.
When it comes to China, guessing is often part of the equation for Americans.
INTRIGUING PUZZLES Although it originated in an Internet context, the mathematical problem that underlies guessing secrets has taken on a life of its own as an intriguing puzzle and as a practical concern in computer science.