pacifier

noun

pac·​i·​fi·​er ˈpa-sə-ˌfī(-ə)r 

1

: one that pacifies

2

: a usually nipple-shaped device for babies to suck or bite on

Examples of pacifier in a Sentence

Recent Examples on the Web

As a result, vaguebooking becomes a passive-aggressive pacifier to soothe the discomfort of explicitly addressing disagreements and communicating one’s feelings. —Charles Trepany, USA Today, 28 Apr. 2026

The snippet shows Cassie wearing pigtails, white briefs and sheer, babydoll-style lingerie while sucking on a pacifier. —Catherine Santino, PEOPLE, 27 Apr. 2026

Margo’s Got Money Troubles premiered the same week as the third season of HBO’s nihilistic teen drama Euphoria, in which Sydney Sweeney’s dead-eyed Cassie has taken to the popular subscription service, dressing up as a seductive puppy and even a pacifier-sucking baby. —Sophie Gilbert, The Atlantic, 23 Apr. 2026

In Episode 2, Cassie dresses like a baby and sucks on a pacifier, which caused quite a stir online. —Allison Degrushe, StyleCaster, 21 Apr. 2026

Word History

First Known Use

1533, in the meaning defined at sense 1

Rhymes for pacifier

• acquire
• attire
• bonfire
• campfire
• ceasefire
• conspire
• desire
• enquire
• entire
• greenbrier
• gunfire
• homebuyer

Kids Definition

pacifier

noun

pac·​i·​fi·​er ˈpas-ə-ˌfī(-ə)r 

1

: one that pacifies

2

: a usually nipple-shaped device for babies to suck or bite on

Medical Definition

pacifier

noun

pac·​i·​fi·​er ˈpas-ə-ˌfī(-ə)r 

1

: a usually nipple-shaped device for babies to suck or bite on

2

: tranquilizer