- U
- U1 u [ju:] n plural U's, u's1.) [U and C]the 21st letter of the English alphabet2.) [singular, U] BrEused to describe a film that has been officially approved as suitable for people of any age→↑PGAmerican Equivalent: G3.) BrEa mark given to a student's work to show that it is extremely badU 2U2 pron written informala way of writing 'you', used especially in emails and ↑text messages▪ I love U!
Dictionary of contemporary English. 2013.