From Longman Dictionary of Contemporary Englishmake off phrasal verbLEAVE A PLACEto leave quickly, especially in order to escapeThe men made off as the police arrived. along/across/through etcThe getaway car made off towards Horrocks Avenue. →make→ See Verb table
Examples from the Corpus
make along/across/through etc• She made off along a long marble-floored corridor.• I watched you make off along the cliffpath, as if you were making for Otters' Bay.