adj ·Uncommon ·Advanced level

Definitions

Adjective

1. 1
   Dizzy or feeling faint, usually as a result of a drop in blood pressure to the brain; delirious.
2. 2
   Thoughtless; volatile; frivolous. figuratively

Adjective

1. 1
   lacking seriousness; given to frivolity wordnet
2. 2
   weak and likely to lose consciousness wordnet

Synonyms

All synonyms

airheadedcarelessdizzyempty-headedfaintfeatherbrained

Example

More examples

"I suddenly stood up and felt faint and light-headed."

Etymology

From light (“lacking weight or mental gravity”, adjective) + headed (“having a head”, adjective).

Related phrases

light-headedly

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.