Definition of groundless in English:

groundless

adjective

  • Not based on any good reason.

    ‘your fears are quite groundless’
    • ‘In both cases, the fear was neither groundless nor unreasonable.’
    • ‘Whether it is a matter of giving to charity, sticking to duty or insisting on our rights, we can be confused or paralysed by the fear that our principles are groundless.’
    • ‘Accusations of having received US funding were groundless, the movement's leaders have repeatedly said.’
    • ‘Indeed the fact that such apparently groundless claims are being banded around suggests that, for some at least, the term has already taken on a new meaning.’
    • ‘But he harbours an irrational and groundless suspicion that his newly-wed wife will have an affair.’
    • ‘‘Nothing sticks so fast in the mind as a groundless sense of guilt,’ Kafka added.’
    • ‘It's groundless, it's baseless, it's something which we don't do and will never do.’
    • ‘Well, any position can be made to seem groundless if one simply doesn't cite some of the strongest arguments in its defense.’
    • ‘The substance of his claims for protection for actors and cheap drugs was either groundless or questionable.’
    • ‘The worst cases can lead to agoraphobia or other crippling effects and are very sad because the anxieties and fears which cause so much trouble are usually groundless.’
    • ‘They have realized that their pain and suffering are groundless and empty in nature.’
    • ‘This may be a groundless, purely ‘felt’ fear, like the dread of letting oneself fall back into someone's arms.’
    • ‘Fears that a new case had been found in Horton-in-Ribblesdale proved groundless earlier this week when posthumous tests proved negative.’
    • ‘And he said he would not be discouraged by such groundless slander and unreasonable allegations and would ignore them.’
    • ‘They see the book as ‘underpinned by groundless fears and moral panic’.’
    • ‘And, to cap it all, after berating the press for running groundless, unsourced rumours, you end on one yourself.’
    • ‘Fears of a whitewash might well prove groundless.’
    • ‘My assertion is by no means groundless if we take into account our 1.3 billion population and per capita arable land.’
    • ‘The final, however, was worthy of the occasion and the fears that Germany would reduce the game to a mindless bore proved groundless.’
    • ‘Fear of death seems to me to be a phobia, i.e. an unreasonable, groundless fear.’
    baseless, without basis, without foundation, foundationless, ill-founded, unfounded, unsupported, uncorroborated, unproven, not backed up, empty, idle, vain, chimerical, imaginary, illusory, false, unsubstantiated, unwarranted, unjustified, unjustifiable, uncalled for, unprovoked, without cause, without reason, without justification, unreasonable, irrational, illogical, unsound, unreliable, questionable, misguided, spurious, specious, fallacious, erroneous
    View synonyms

Origin

Old English grundlēas (see ground, -less).

Pronunciation:

groundless

/ˈɡroun(d)ləs/