swichee's definitions
a man who's tighty whities are so tight that the lines are visible through his sweats; pantylines for men.
girl 1: i saw your crush last night!!
girl 2: OMG how did he look??
girl 1: i mean he had mantylines soo...
girl 2: OMG how did he look??
girl 1: i mean he had mantylines soo...
by swichee November 14, 2011
Get the mantylinemug.