Reverse Dictionary: WHISTLE

ADJECTIVES
1830 — SIBILATORY — SIBILLATORY marked or expressed by whistling

NOUNS
1607 — SIFFLEMENT a whistling noise → obs.
1626 — SIBILATION — SIBILLATION the act of hissing or whistling; a hissing or whistling sound
1940 — VIDDLE-DE-VOP a low whistle → African-American sl.
1952 — WOLF WHISTLE a distinctive whistle (generally, a sharply terminated rising note, followed by one that rises briefly before descending and fading) used as a declaration of appreciation for a sexually attractive person → US sl.

NOUNS, PERSON
1440 — SIBILATOR — SIBILLATOR one who hisses or whistles  

VERBS
1300 — SIFFLE to blow with a sibilant sound; to whistle, to hiss
1600 — CHEER to blow a whistle → obs.
1650 — FUTE to whistle → obs.
1656 — OBSIBILATE to make a whistling noise, as trees stirred with winds; to hiss → obs.
1719 — SOWFF vb. to sing, hum, or whistle a tune softly → Sc.
1849 — SISTLE to whistle with a hissing sound 
1940 — GOOI A CANARY to whistle a warning → S. Afr. sl.
1955 — WOLF-WHISTLE to whistle in a distinctive declaration of appreciation for a sexually attractive person → US sl.