Little Boy; Often used when describing a male being too cocky or Immature for his age. Hanging around older women and trying to look older for his actual age.
Girl 1: Ew Yesterday this LB tried getting my number.
Girl2: Oh that's gross. Was he smoking?
Girl1: Yeah, but he started coughing halfway through a breath.
Girl2: What an LB.
Girl2: Oh that's gross. Was he smoking?
Girl1: Yeah, but he started coughing halfway through a breath.
Girl2: What an LB.
by petiteCarly September 5, 2009
Get the LBmug. by John Blutalski August 16, 2017
Get the LBSmug. Short for, "lasting boner syndrome". This is when, after sex, the male's erection persists for a longer period of time than expected (>5 minuets).
by Ilikechicken37 August 24, 2016
Get the LBSmug. by Les123 November 6, 2010
Get the LBmug. by Johnson Kato June 16, 2016
Get the lbsmug. by David!!!??? June 26, 2009
Get the lbsmug. 