The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.
unacquainted, unacquainted with, unfamiliar with
(adjective) having little or no knowledge of; “unacquainted with city ways”
unacquainted, innocent(p)
(adjective) not knowledgeable about something specified; “American tourists wholly innocent of French”; “a person unacquainted with our customs”
Source: WordNet® 3.1
unacquainted (comparative more unacquainted, superlative most unacquainted)
Not acquainted, unfamiliar (with someone or something).
(obsolete) Not usual; unfamiliar; strange.
Source: Wiktionary
Un`ac*quaint"ed, a.
1. Not acquainted. Cowper.
2. Not usual; unfamiliar; strange. [Obs.] And the unacquainted light began to fear. Spenser.
Source: Webster’s Unabridged Dictionary 1913 Edition
17 May 2025
(noun) sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed
The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.