To join one thing to another
To add as a supplement or an appendix
To seize; especially, to seize legally
See syn. study at
But with a bike there's nothing I can attach to.
It is impossible to attach political importance to these revolutions; nor did they bring the people any appreciable good.
If he tried to follow a moving automobile, he could sometimes attach himself, if the vehicle was slow or stopped, but the act was tenuous at best.
The chief pitfall appears to be the tendency to attach more meaning to the results than from their nature they can bear.
Fred, age seventy-six, was quick to embrace any hint of mystery and attach it to the most common everyday happening.