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n.
a task performed or problem solved in order to develop skill or understanding; "you must work the examples at the end of each chapter in the textbook"
n.
the activity of exerting your muscles in various ways to keep fit; "the doctor recommended regular exercise"; "he did some exercising"; "the physical exertion required by his work kept him fit"
v.
give a workout to; "Some parents exercise their infants"; "My personal trainer works me hard"; "work one's muscles"; "this puzzle will exercise your mind"
v.
cause to happen or to occur as a consequence; "I cannot work a miracle"; "wreak havoc"; "bring comments"; "play a joke"; "The rain brought relief to the drought-stricken area"
v.
carry out a process or program, as on a computer or a machine; "Run the dishwasher"; "run a new program on the Mac"; "the computer executed the instruction"
v.
give entirely to a specific person, activity, or cause; "She committed herself to the work of God"; "give one's talents to a good cause"; "consecrate your life to the church"
v.
to move in a twisting or contorted motion, (especially when struggling); "The prisoner writhed in discomfort"; "The child tried to wriggle free from his aunt's embrace"
v.
move into or onto; "work the raisins into the dough"; "the student worked a few jokes into his presentation"; "work the body onto the flatbed truck"