1. A fastener that serves to join or connect
   "The space station used a special linkup mechanism to dock with the supply capsule";
   - link, tie, tie-in
    
2. An act or instance of connecting or meeting up
   "The linkup between the two companies created a stronger business"

1. Join together or make a link between two or more pieces
   "Can you link up the two loudspeakers?";
   - connect, link, tie
    
2. Be or become joined or united or linked
   "The travellers linked up again at the airport";
   - connect, link, join, unite
    
3. Make a logical or causal connection
   "I cannot link up these events at all";
   - associate, tie in, relate, link, colligate, connect

Derived forms: links up, linking up, linked up, linkups

Type of: act, bear on, cerebrate, cogitate, concern, fastener, fastening, fixing, have to do with, holdfast, move, pertain, refer, relate, think, touch, touch on

Encyclopedia: Linkup