1. [Brit] A mark indicating that something has been noted or completed etc.
   "as he called the roll he put a tick by each student's name";
   - check mark, check
    
2. Any of two families of small parasitic arachnids with barbed proboscis; feed on blood of warm-blooded animals
   "After hiking, we always check for ticks to prevent Lyme disease"
    
3. A metallic tapping sound
   "he counted the ticks of the clock";
   - ticking
    
4. [Brit, informal] Arrangement for deferred payment for goods and services
   "The store allowed customers to buy on tick";
   - credit, deferred payment
    
5. A light mattress
   "The campers slept on thin ticks filled with straw"
    
6. [Brit, informal] A moment
   "just a tick"

1. [Brit] Put a check mark on, near or next to
   "tick off the items";
   - check, check off, mark, mark off, tick off [Brit, Cdn, informal]
    
2. Make a clicking or ticking sound
   "The clock ticked away";
   - click
    
3. Make a sound like a clock or a timer
   "the clocks were ticking"; "The old grandfather clock ticked in the hallway";
   - ticktock, ticktack [N. Amer], beat
    
4. Sew
   "tick a mattress";
   - retick

Sounds like: thymes, time

Derived forms: ticked, ticks, ticking

Type of: acarine, go, mark, mattress, payment, run up, sew, sew together, sound, stitch, stitch up, verify

Part of: Acarina, order Acarina

Encyclopedia: Tick, Tick… Boom!