- to come into opposition, as one thing with another, especially with the effect of hampering action or procedure (often followed by with): Constant distractions interfere with work.
- to take part in the affairs of others; meddle (often followed by with or in): to interfere in another's life.
- (of things) to strike against each other, or one against another, so as to hamper or hinder action; come into physical collision.
- to interpose or intervene for a particular purpose.
- to strike one foot or leg against another in moving, as a horse.
- to obstruct the action of an opposing player in a way barred by the rules.
- Football.to run interference for a teammate carrying the ball.
- Physics. to cause interference.
- to clash; come in collision; be in opposition: The claims of two nations may interfere.
- Law. to claim earlier invention when several patent requests for the same invention are being filed.
- interfere with, Chiefly British. to molest sexually.
Origin of interfere
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for interfering
Frias—who was arrested in 2013 for interfering with public duties and public intoxication—was not carrying a gun at the time.Texas Gun Slingers Police the Police—With a Black Panthers Tactic
January 2, 2015
And the plodding pace of the French justice system has a way of interfering with career plans, no matter what the ultimate ruling.IMF Chief Lagarde Placed Under Formal Investigation in France
August 27, 2014
These drugs block the growth and spread of cancer by interfering with specific molecules involved in tumor growth.How Big Pharma Holds Back in the War on Cancer
April 23, 2014
Challenging the deal could be portrayed by Beijing as interfering in Chinese economic and trade freedoms.Can the U.S. Stop China’s Korean Broadband Deal?
January 3, 2014
But Netanyahu defended the comments and said he had no intention of interfering in American politics.Has Bibi Netanyahu’s Criticism of Obama’s Iran Policy Gone Too Far?
September 14, 2012
And, if it's any comfort to you, I have no intention of interfering in any way.K
Mary Roberts Rinehart
"He wouldn't thank you, sir, for interfering," remarked a bystander.The Underdog
F. Hopkinson Smith
Does this permit your interfering with my policy for the paper?The Gentleman From Indiana
If he's as prejudiced as all that, interfering would only make him worse.Sure Pop and the Safety Scouts
Roy Rutherford Bailey
This was not strictly true, for Meg was most interfering in the matter of Jan's clothes.Jan and Her Job
L. Allen Harker
- (often foll by in) to interpose, esp meddlesomely or unwarrantedly; intervene
- (often foll by with) to come between or in opposition; hinder; obstruct
- (foll by with) euphemistic to assault sexually
- to strike one against the other, as a horse's legs
- physics to cause or produce interference
Word Origin and History for interfering
mid-15c., "to strike against," from Middle French enterferer "to strike each other," from entre- "between" (see entre-) + ferir "to strike," from Latin ferire "to knock, strike," related to Latin forare "to bore, pierce" (see bore (v.), and cf. punch (v.), which has both the senses "to hit" and "to make a hole in"). Figurative sense of "to meddle with, oppose unrightfully" is from 1630s. Related: Interfered; interfering.