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Hail to the Chief chief, 4 letters
Barack Obama, familiarly, 4 letters
BHO, e.g., in tabloids, 4 letters
Big boss, informally, 4 letters
Big kahuna of sorts, 4 letters
Bossman or bosswoman, 4 letters
CEO's other hat, often, 4 letters
Chief exec, in tabloids, 4 letters
Clinton, in headlines, 4 letters
Commander-in-Chief, for short, 4 letters
Company boss, for short, 4 letters
Country runner, familiarly, 4 letters
Dead ___ (hip hip duo), 4 letters
George W. or Bill, slangily, 4 letters
Hail to the Chief chief briefly, 4 letters
Head honcho, briefly, 4 letters
Head honcho, in tabloids, 4 letters
Head honcho, perhaps, 4 letters
Hil's hopeful title, 4 letters
Informal D.C. title, 4 letters
Jordan's old Wiz position, 4 letters
Nickname of tenor saxophonist Lester Young, 4 letters
One in charge, informally, 4 letters
Oval Office figure, familiarly, 4 letters
Top man, in headlines, 4 letters
U.S. head, casually, 4 letters
White House dweller, informally, 4 letters