from the ground up
From the beginning; starting with the basics, foundation, or fundamentals.
A bright, ambitious kid just out of technical school, learning railroading from the ground up.
ground
UK /ɡɹaʊnd/ US /ɡɹaʊnd/
noun 5verb 5adj 2
Definitions
noun
1
The surface of the Earth, as opposed to the sky or water or underground.
Look, I found a ten dollar bill on the ground!
If the afternoon was fine they strolled together in the park, very slowly, and with pauses to draw breath wherever the ground sloped upward. The slightest effort made the patient cough.
2
Terrain.
As the terrain-following radar scans the ground ahead of the aircraft the actual clearance height is measured by the radio altimeter.
3
Soil, earth.
The worm crawls through the ground.
4
The bottom of a body of water.
5
Basis, foundation, groundwork, legwork.
Wyth cry unreverent, Before the sacrament, Wythin the holy church bowndis, That of our fayth the grownd is.
[B]e the consequences what they may, they shall not move an inch, nor a hair's-breadth from the ground of their groundless spiritual independence, […]
verb
1
To connect (an electrical conductor or device) to a ground.
These geomagnetically induced currents (GICs) can become a hazard when they flow through conducting infrastructure, usually entering and exiting networks where equipment is grounded to Earth.
2
To electrocute.
3
To punish, especially a child or teenager, by forcing them to stay at home and/or give up certain privileges.
If you don't clean your room, I'll have no choice but to ground you.
Eric, you are grounded until further notice for lying to us about where you were last night!
4
To forbid (an aircraft or pilot) to fly.
Because of the bad weather, all flights were grounded.
5
To give a basic education in a particular subject; to instruct in elements or first principles.
Jim was grounded in maths.
adj
1
Crushed, or reduced to small particles.
ground mustard seed
Alike, joy and sorrow, hope and fear, seemed ground to finest dust, and powdered, for the time, in the clamped mortar of Ahab's iron soul.
2
Processed by grinding.
lenses of ground glass
the traces of wear have the appearance of dull patches that look ground.
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