Definitions
1.nounThe act of pulling something along a surface using motive power.
2.nounThe condition of being so pulled.
3.nounGrip.
4.nounThe pulling power of an engine or animal.
5.nounThe adhesive friction of a wheel etc on a surface.
6.noun(usually after forms of gain, get or have) Progress in or momentum toward achieving a goal.
7.nounA mechanically applied sustained pull, especially to a limb.
8.nounCollectively, the locomotives of a railroad, especially electric locomotives.
9.verbTo apply a sustained pull to (a limb, etc.).