Back Out Bottoms Edit Meaning

1.

Southern term named for one Mr. Bottoms, known throughout these parts as one who will, with 90% certainty, back out of a previous committment with the boys to attend to matters concerning a)his woman, b)more distinguished persons.

Dude 1: Yo, is David still coming over to watch the game?

Dude 2: Naw shawdy. He says he has to stay home and make a big bow for some present he got his girl.

Dude 1: Big suprise. Back out Bottoms strikes again.

Dude 1: Where's David? We told him to be here 2 hours before kickoff.

Dude 2: Back out Bottoms decided to go tailgate at the snooty Alumni House.