Whistly

adj, adv, slang

adj, adv, slang ·Uncommon ·College level

Definitions

Adjective
  1. 1
    Making a whistling sound. informal
Adverb
  1. 1
    silently obsolete

Etymology

Etymology 1

From whistle + -ly.

Etymology 2

From whist + -ly.

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