Definition

Verb (transitive phrasal verb): 1. To seize control of something, often aggressively or intrusively: To take over or begin to dominate an area, market, or situation that was previously controlled by others. 2. To make intrusive advances towards someone; to encroach upon: To approach or interfere in a situation, especially a personal one, in an unwelcome or threatening manner.

Usage and Examples

• The large corporation began to move in on the territory of the smaller local businesses.
• He felt his privacy was violated when the paparazzi started to move in on his family vacation.
• As the debate continued, she subtly moved in on her opponent's argument, highlighting its weaknesses.

Advanced Usage and Nuances

• The phrasal verb often implies a stealthy, gradual, or aggressive takeover, rather than a sudden one.
• It can be used in both literal contexts (physical territory) and figurative contexts (markets, relationships, ideas).
• The preposition "on" is essential and always followed by the object being encroached upon (e.g., move in on , move in on ).

Variants and Related Words

• Move in (verb): To begin living in a new residence. (e.g., "They will move in next week.")
• Encroach (verb): To intrude on a territory or right gradually. A close synonym for the second meaning.
• Muscle in (phrasal verb): To force one's way into a situation to gain a share, often using power or threats. A stronger, more aggressive synonym.
• Take over (phrasal verb): To assume control. A more general synonym for the first meaning.

Synonyms

• For "seize control": encroach upon, infringe on, take over, usurp.
• For "intrusive advances": impinge on, intrude on, trespass on.

Antonyms

• Withdraw from, retreat from, cede, give way.

Related Idioms and Phrases

• Poach on someone's territory/preserve: To take something that belongs to someone else, especially their ideas or customers. This idiom is closely related in meaning to "move in on."

Verb

1. seize control of
2. make intrusive advances towards