Used literally when someone is forced out of a place using actual smoke.

Literal meaning

Often used metaphorically to describe forcing someone out of hiding without real smoke.

Figurative use

Focuses on revealing what's hidden, not necessarily forcing someone to leave.

Implies thorough investigation to uncover the truth.

Refers to smoking causing discomfort, making staying in a place unbearable.

Can indicate an accidental result of someone smoking or a fire.

Used informally to describe smoking together, especially in a social setting.

This sense of the phrase is very informal and casual, common among friends.