A person of little worth or usefulness.

A location where a stream is shallow and the bottom has good footing, making it possible to cross from one side to the other with no bridge, by walking, riding, or driving through the water; a crossing.

To cross a stream using a ford.

(idiomatic, transitive) To replace; to act as a double or substitute for.

likely to remain for a long time

(transitive) To have a desire for (a thing or an event). / (transitive) To miss (someone).

(mechanics) A polygonal figure the sides of which are vectors representing several forces acting simultaneously upon one point, so that the vector necessary to make the figure closed is the resultant of those forces.

(mechanics) A parallelogram, two adjacent sides of which are vectors having the same initial point and representing two forces acting simultaneously upon this point, such that the resultant of the forces is given by the diagonal of the parallelogram that passes through this point.

(transitive, informal) To encourage (a favored person, team, or result).

A feat demonstrating brilliance or mastery in a field.