1. Expand and contract rhythmically; beat rhythmically
   "The baby's heart was throbbing again after the surgeon massaged it";
   - pulsate, pulse
    
2. Pulsate or pound with abnormal force
   "my head is throbbing"; "Her heart was throbbing"
    
3. Tremble convulsively, as from fear or excitement
   "His heart throbbed with anticipation";
   - shudder, shiver, thrill [literary]

1. An instance of rapid strong pulsation (of the heart)
   "he felt a throb in his head";
   - throbbing, pounding
    
2. A deep pulsating type of pain
   "She felt a persistent throb in her temples"
    
3. A rhythmic surge or flow of activity, feeling, energy or sound
   "The throb of city life"; "You could feel the throb of the music";
   - pulse

Derived forms: throbbed, throbs, throbbing

Type of: ache, beat, heartbeat, hurt, hurting, pain, pound, pulsation, pulse, smart, thump, tremble

Encyclopedia: Throb