latch onto somebody/something (
also latch on to somebody/something)
phrasal verb informal (
see also latch)
1. to become very interested in something:
Don’t just latch on to the latest management fads.2. to follow someone and keep trying to talk to them, get their attention etc, especially when they would prefer to be left alone:
He latched onto Sandy at the party and wouldn’t go away.3. to hold tightly to something with your hand, mouth etc:
a baby latching on to its mother’s breast [TahlilGaran] Dictionary of Contemporary English ▲