To bet on someone losing.
To withdraw from something one has agreed to do.
To exit a mode or function.
To draw from behind the back [+accusative = a knife etc.] (as also bare back).
To undo (a change).
Coordinate terms: cancel, call off, get cold feet
To reverse (a vehicle) from a confined space.
See also: sell short
To dare (someone) to not withdraw from a challenge.
Coordinate term: scare off
To score a spare.
To express (a quantity) in alternative units.
To change (something) from one use, function, or purpose to another.
To score extra points after (a try) by completing a conversion.
To appropriate wrongfully or unlawfully; to commit the common law tort of conversion.
To induce (someone) to adopt a particular religion, faith, ideology or belief (see also sense 11).
To perform the action that an online advertisement is intended to induce; to reach the point of conversion.
To undergo a conversion of religion, faith or belief (see also sense 3).
To transform a material or positional advantage into a win.
To become converted.
To score (especially a penalty kick).
To change (one proposition) into another, so that what was the subject of the first becomes the predicate of the second.
To express (a unit of measurement) in terms of another; to furnish a mathematical formula by which a quantity, expressed in the former unit, may be given in the latter.
To increase one's individual score, especially from 50 runs (a fifty) to 100 runs (a century), or from a century to a double or triple century.
To transform or change (something) into another form, substance, state, or product.
To exchange for something of equal value.
The equivalent of a conversion in rugby
A person who has converted to a religion.
A person who is now in favour of something that he or she previously opposed or disliked.