Meaning of the word "setting off" in English

What does "setting off" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

setting off

US /ˈsɛtɪŋ ɔf/
UK /ˈsɛtɪŋ ɒf/

Phrasal Verb

1.

to begin a journey

Example:
We're setting off early in the morning to avoid traffic.
They set off on their adventure with great excitement.
2.

to cause something to explode or to make a noise

Example:
The fireworks were set off at midnight.
The alarm was set off by a cat.
3.

to make someone start laughing or talking

Example:
His silly joke set off a fit of giggles among the children.
The mention of his ex-girlfriend always sets him off.
4.

to make something look more attractive by being placed near it

Example:
The dark frame really sets off the painting.
Her new necklace sets off her blue eyes beautifully.