I wonder what it would mean if he did mean tack *Looks up definition of verb tack*
1. To fasten or attach with or as if with a tack: tacked the carpet down.
2. To fasten or mark (cloth or a seam, for example) with a loose basting stitch.
3. To put together loosely and arbitrarily: tacked some stories together in an attempt to write a novel.
4. To add as an extra item; append: tacked two dollars onto the bill.
5.
Nautical To bring (a vessel) into the wind in order to change course or direction.
I didn't know MB was a boat