Word Study
more or less
WORDNET DICTIONARY
Adverbial more or less has 2 senses
- more or less(r = adv.all) about, approximately, around, close to, just about, or so, roughly, some - (of quantities) imprecise but fairly close to correct; "lasted approximately an hour"; "in just about a minute"; "he's about 30 years old"; "I've had about all I can stand"; "we meet about once a month"; "some forty people came"; "weighs around a hundred pounds"; "roughly $3,000"; "holds 3 gallons, more or less"; "20 or so people were at the party"
- more or less(r = adv.all) slightly, somewhat - to a small degree or extent; "his arguments were somewhat self-contradictory"; "the children argued because one slice of cake was slightly larger than the other"
THESAURUS
more or less
about, all but, almost, approximately, approximatively, as good as, circa, fairly, for practical purposes, generally, generally speaking, in round numbers, just about, kind of, moderately, most, nearly, plus ou moins, practically, pretty, rather, roughly, roughly speaking, roundly, say, some, something, sort of, well-nighROGET THESAURUS
more or less
Quantity
N quantity, magnitude, size, amplitude, magnitude, mass, amount, sum, quantum, measure, substance, strength, force, mathematics, mathesis, category, general conception, universal predicament, armful, handful, mouthful, spoonful, capful, stock, batch, lot, dose, yaffle, quantitative, some, any, aught, more or less, a few, to the tune of, all of, a full, the sum of, fully, exactly, precisely.Error
N error, fallacy, misconception, misapprehension, misstanding, misunderstanding, inexactness, laxity, misconstruction, miscomputation, non sequitur, mis-statement, mis-report, mumpsimus, mistake, miss, fault, blunder, quiproquo, cross purposes, oversight, misprint, erratum, corrigendum, slip, blot, flaw, loose thread, trip, stumble, botchery, slip of the tongue, slip of the lip, Freudian slip, slip of the pen, lapsus linguae, clerical error, bull, haplography, illusion, delusion, snare, false impression, false idea, bubble, self-decit, self-deception, mists of error, heresy, hallucination, false light, dream, fable, bias, misleading, erroneous, untrue, false, devoid of truth, fallacious, apocryphal, unreal, ungrounded, groundless, unsubstantial, heretical, unsound, illogical, inexact, unexact inaccurate, incorrect, indefinite, illusive, illusory, delusive, mock, ideal, spurious, deceitful, perverted, controvertible, unsustainable, unauthenticated, untrustworthy, exploded, refuted, discarded, in error, under an error, mistaken, tripping, out, out in one's reckoning, aberrant, beside the mark, wide of the mark, wide of the truth, way off, far off, astray, on a false scent, on the wrong scent, in the wrong box, outside the ballpark, at cross purposes, all in the wrong, all out, more or less, errare est humanum, mentis gratissimus error, on the dubious waves of error tost, to err is human, to forgive divine, you lie -- under a mistake.
For further exploring for "more or less" in Webster Dictionary Online