From Longman Dictionary of Contemporary Englishlacklustrelack‧lus‧tre British English, lackluster American English /ˈlækˌlʌstə $ -ər/ adjective 1 BADnot exciting, impressive etc SYN dull a lacklustre performance2 not shining SYN dull lacklustre hair
Examples from the Corpus
lacklustre• The corporation's profits increased dramatically this year, after a rather lacklustre performance last year.From Longman Business Dictionarylacklustrelack‧lus‧tre /ˈlækˌlʌstə-ər/ British English, lackluster American English adjectiveFINANCE1lacklustre activity on a financial market is a period of time when there is little buying and selling and prices do not change muchTokyo stocks ended mixed after lackluster trading and prices moved mostly in a narrow range.2if a company’s or an economy’s performance is lacklustre, it is poor, with no increase in profits or with low economic growthThe economy remains lacklustre, with production and employment in the manufacturing sector either steady or declining. 