RUBATO
rubato
(noun) a flexible tempo; not strictly on the beat
Source: WordNet® 3.1
Etymology
Noun
rubato (plural rubatos)
(music) A tempo in which strict timing is relaxed, the music being played near, but not on, the beat
Anagrams
• Aburto, bar out, outbar, tabour
Source: Wiktionary
Ru*ba"to, a. Etym: [It.]
Definition: Robbed; borrowed. Temple rubato. Etym: [It.] (Mus.) Borrowed
time; -- a term applied to a style of performance in which some tones
are held longer than their legitimate time, while others are
proportionally curtailed.
Source: Webster’s Unabridged Dictionary 1913 Edition