latch on
phrasal verb.phrasal verb. to grab or attach yourself to something suddenly — often used for physical contact or adopting an idea quickly.
phrasal verb. to grasp or fasten onto something suddenly; can also mean to adopt an idea or attitude eagerly; marked informal register.
He latched on to the ladder to climb up.
The child latched on to her mother's hand when she saw the dog.
The investor latched on to the opportunity, seeing potential others missed.
typically followed by a direct object — the thing being grabbed or the idea being adopted.
contrast with 'grab onto' (more common) and 'cling to' (more emotional); note the figurative use in business or personal development contexts.
He latched on the ladder.He latched on to the ladder.'to' is required after 'on' when indicating physical attachment or adoption of an idea.
Last updated April 24, 2026