grasp of

*(solid) grasp of something

 and *(sound) grasp of something; *(good) grasp of something
Fig. a firm understanding of something. (*Typically: get ~; have ~; give someone ~.) Try to get a grasp of the basic rules. You don't have a good grasp of the principles yet. John was unable to get a solid grasp of the methods used in his work, and we had to let him go.
See also: grasp, of
References in classic literature ?
The savage struggled powerfully to gain the point of safety, and, favored by the glancing water, he was already stretching forth an arm to meet the grasp of his companions, when he shot away again with the shirling current, appeared to rise into the air, with uplifted arms and starting eyeballs, and fell, with a sudden plunge, into that deep and yawning abyss over which he hovered.
The first generous impulse of Duncan was to rush to the rescue of the hapless wretch; but he felt himself bound to the spot by the iron grasp of the immovable scout.
The arm of the latter slowly gave way before the increasing force of the scout, who, suddenly wresting his armed hand from the grasp of the foe, drove the sharp weapon through his naked bosom to the heart.
These last now hoist the bucket within grasp of the Indian, to whom another person has reached up a very long pole.
He indicated the angle of the room farthest from the door, whither Grossmith retired, his second parting from him with a grasp of the hand which had nothing of cordiality in it.
The curate at once hastened to uncover her face and throw water on it, and as he did so Don Fernando, for he it was who held the other in his arms, recognised her and stood as if death-stricken by the sight; not, however, relaxing his grasp of Luscinda, for it was she that was struggling to release herself from his hold, having recognised Cardenio by his voice, as he had recognised her.
That Watkin has managed to pull it off is a tribute to his grasp of the wider picture.
Exploring the vast conceptual development of 20th-century libraries movements and modern progressive fundamentals, The Whole Library Handbook 4 concerns the innovative grasp of the ideals and perspective contrast of the innovative and adaptive modern library system.
With a scholarly knowledge of the gospels and a firm grasp of contemporary social-science research on first-century Palestine, Herzog introduces us to a Jesus who is deeply grounded in the covenantal justice of Moses and the prophets, and who encourages the oppressed and chastises their oppressors.
5) Pure fantasy: Once students begin to feel they have a clear grasp of a particular movement, they could be placed in groups and asked to imagine and describe a work that would represent the movement in its purest form and then to create a spectrum along which they could place the actual adherents in relation to the nonexistent work.
The TUC warned that safety messages could be going over workers' heads, especially those with a limited grasp of English.
Many find solace and strength in religious narratives that have displayed a time-tested grasp of human nature and of heavenly things.
It is indeed true that a real problem with Catholic education today is that large numbers of parents, students, as well as some educators and trustees, have only a vague grasp of what most of us would call the Catholic faith.
When trying to solve "real-world" problems, it became apparent that he did not have a basic grasp of numerical fractions.
He obviously has no grasp of the situation of grouse shooting whatsoever.