noun
Someone keeps stealing the tacks from the bulletin board
Could you put some tacks in the hem so I can try on the skirt?
Our new tack was due east. They may have to take a different tack to win the contract
He has ordered all new tack for his horse
verb
You were only supposed to tack these together lightly, but now I can't pull them apart
We tacked quickly to avoid striking the buoy
When they tacked on a rider to the contract, we refused to sign it
US