■ verb Brit. informal
1》 try to influence or thwart by underhand or unfair methods.
↘tamper with (a racehorse) to prevent it from winning a race.
2》 accost (someone).
3》 obtain dishonestly; steal.
↘seize.
Derivatives
~r noun
Origin
C19: prob. a var. of dialect k~ , knubble 'knock, strike with the knuckles'.