7. guess the act of forming such an opinion: to take a guess.
Etymology: (1300–50; ME
Definition of 'Guess'
Princeton's WordNet
1. (noun)guess, conjecture, supposition, surmise, surmisal, speculation, hypothesis a message expressing an opinion based on incomplete evidence
2. (verb)guess, guesswork, guessing, shot, dead reckoning an estimate based on little or no information
3. (verb)think, opine, suppose, imagine, reckon, guess expect, believe, or suppose "I imagine she earned a lot of money with her new novel"; "I thought to find her in a bad state"; "he didn't think to find her in the kitchen"; "I guess she is angry at me for standing her up"
4. (verb)guess, venture, pretend, hazard put forward, of a guess, in spite of possible refutation "I am guessing that the price of real estate will rise again"; "I cannot pretend to say that you are wrong"
5. (verb)estimate, gauge, approximate, guess, judge judge tentatively or form an estimate of (quantities or time) "I estimate this chicken to weigh three pounds"
6. (verb)guess, infer guess correctly; solve by guessing "He guessed the right number of beans in the jar and won the prize"
1. (verb)guess to try to answer when you do not know for certain I guessed and got the answer wrong.; She guessed that I was 25.; They tried to guess the location.; Guess who I saw today?; I guessed right and won a prize!
2. guess Guess what? indicates you want sb to ask you about what has happened "Guess what?" "What?" "I got an A!"
3. guess you will/would never guess indicates you are going to say sth surprising You'll never guess what I did this morning!
4. guess I guess I suppose I guess he can't come if he's sick.
5. guess I guess so indicates you agree, but are slightly unsure "It's the right thing to do, isn't it?" "I guess so."
6. (noun)guess an act of guessing I'd say 28, but that's a guess.; My guess is, it would cost about $300.; I don't know, but I'll take a guess.
Definition of 'Guess'
Webster Dictionary
1. (noun)Guess an opinion as to anything, formed without sufficient or decisive evidence or grounds; an attempt to hit upon the truth by a random judgment; a conjecture; a surmise
2. (verb)Guess to form an opinion concerning, without knowledge or means of knowledge; to judge of at random; to conjecture
3. (verb)Guess to judge or form an opinion of, from reasons that seem preponderating, but are not decisive
4. (verb)Guess to solve by a correct conjecture; to conjecture rightly; as, he who guesses the riddle shall have the ring; he has guessed my designs
5. (verb)Guess to hit upon or reproduce by memory
6. (verb)Guess to think; to suppose; to believe; to imagine; -- followed by an objectiveclause
7. (verb)Guess to make a guess or random judgment; to conjecture; -- with at, about, etc
Definitions of Guess 
Afrikaans: raai
Arabic: يُخَمِّن، يَحْزِر، يَظُن
Bulgarian: гадая
Brazilian: adivinhar
Czech: odhadnout; hádat
German: (er)raten
Danish: gætte
Greek: μαντεύω
Spanish: adivinar
Estonian: (ära) arvama
Farsi: حدس زدن
Finnish: arvata
French: deviner
Hebrew: לְנַחֵש
Hindi: अनुमान करना
Croatian: pogađati
Hungarian: találgat
Indonesian: menebak, menduga
Icelandic: giskaá, áætla
Italian: indovinare
Japanese: 推測する
Korean: 추측하다
Lithuanian: atspėti, įspėti
Latvian: []minēt
Malay: teka
Dutch: gissen, raden (naar)
Norwegian: gjette (seg til), anta
Polish: zgadywać
Persian: حدس زدن
Pashto: حدس وهل
Portuguese: adivinhar
Romanian: a ghici
Russian: прикидывать; угадывать
Slovak: hádať; odhadnúť
Slovenian: ugibati
Serbian: pogoditi
Swedish: gissa
Thai: เดา
Turkish: tahmin etmek
Taiwanese: 推測
Ukrainian: вгадати
Urdu: اندازہ لگانا
Vietnamese: phỏng đoán
Chinese: 推测
