From Longman Dictionary of Contemporary Englishtootletoot‧le /ˈtuːtl/ verb [intransitive] British English informal 1 DLOTTC[always + adverb/preposition] old-fashioned to move slowly in a car We spent the afternoon tootling along the coast.2 APMto play an instrument that you blow tootling away on a flute→ See Verb table
Examples from the Corpus
tootle• Tell you what, Jacqui and I were thinking of tootling on to the midnight matinee at the Parthenon after this lot.Origin tootle (1800-1900) toot