noun

Colloquialism.
  1. putting on weight from the good (married) life.

Variations

Pronunciation Kanji Kana Is Common
 
 
幸せ太り しあわせぶとり

Contained Kanji Breakdown

happiness, blessing, fortune
しあわ.せ コウ さいわ.い (3rd, N3)
soil, earth, ground
ド つち は (1st, N5)
sheep(羊) variant
to divide
dry, parch, ebb
ひ.る カン ほ.す (6th, N2)
plump, thick, big around
タイ ふと.い タ (2nd, N3)
large, big
ダイ おお- た (1st, N5)
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
person
ひと ニン ジン (1st, N5)
dot, tick or dot radical (no. 3)
チュ (Kentei 1)