to take and hold something firmly [= grip]:
I grasped his arm firmly and led him away.
Alan grasped the handle and pulled it.
2 [not in progressive]
to completely understand a fact or an idea, especially a complicated one:
At that time, we did not fully grasp the significance of what had happened.
Some people find the idea of relativity difficult to grasp.
grasp what/how etc
A short opening paragraph enables the reader to quickly grasp what the article is about.
Nick had grasped that something was wrong.
to eagerly and quickly use an opportunity to do something:
She is ready to grasp any opportunity to expand the business.
4 British English
to deal with an unpleasant situation firmly and without delay:
We need to grasp the nettle of prison reform.
grasp at somethingphrasal verb
His foot slipped and he grasped at the top of the wall.